D

 

D                                              dental (graphics), JP 1‑02)

D&F                                           determination and finding

D/I                                            distinctive insignia

D3A                                           decide, detect, deliver, and assess (targeting methodology, FM 1‑02)

D5                                             demand‑driven direct digital dissemination

DA                                            Department of the Army; direct action (FM 1‑02); departure airfield (FM 3‑21.220)

DAACA                                       Department of the Army Allocation Committee, Ammunition

DAACCE                                     Department of the Army Alternate Command and Control Element

DAAMP                                       Department of Army Avionics Master Plan

DAAS                                         Defense Automatic Addressing System

DAB                                           Director of the Army Budget

DAC                                           Department of the Army Civilian

DACAN                                       (Military Committee) Distribution and Accounting Agency, NATO

DACC                                         Department of the Army Communications Center

DACCS                                       department of the army Command and Control System

DACG                                         departure airfield control group; departure area control group (ARTEP 7‑20‑MTP)

DACIR

DACO                                         departure airfield control officer (FM 3‑21.220, FM 90‑26)

DACOWITS                                 defense advisory committee on Women in the Services

DACRP                                       Department of the Army Communication Resources Plan

DADAC                                       department of the army Distribution/Allocation Committee

DADCMI                                      Department of the Army Policy for Disclosure of Classified Military Information to Foreign Government

DAEDARC                                    DA Equipment Data Review Committee

DAF                                           Department of the Air Force; departure airfield

DAFC                                         departure airfield control

DAFD                                         Department of the Army Forward Depot

DAFFD                                       Department of the Army Forward Floating Depot

DAFS                                         direct aerial fire support

DAG                                           division artillery group (OPFOR)

DAI                                           Director of Army Instruction

DAIP                                          Department of the Army Intelligence Plan

DAIRO                                        Department of the Army International Rationalization Office

DAIS                                          defense automatic integrated switching

DALC                                         deployment area location code

DALRLV                                      DA logistics readiness liaison visits

DALT                                         Department of the Army Liaison Team; drop altitude

DAM                                          defended area model

DAM II‑EE                                   defended area model II engagement evaluation

DAM II‑EP                                   defended area model II engagement planning

DAMA                                        Department of the Army Materiel Annex

damage assessment                     (DOD, NATO) 1. The determination of the effect of attacks on targets. 2 (DOD only) A determination of the effect of a compromise of classified information on national security, also battle damage assessment, FM 2‑0)

damage estimation                       (DOD) A preliminary appraisal of the potential effects of an attack, FM 2‑0)

DAMIS                                       Department of the Army Management Information System

DAMP/TVPB                                 Department of the Army Motion Picture/Television Production Board

DAMP/TVPP                                 Department of the Army Motion Picture/Television Production Program

DAMPL                                       Department of the Army Master Priority List

DAMPMT                                     Department of the Army Military Personnel Management Team

DAMRIP                                      Department of the Army Management Review and Improvement Program

DAMWO                                      Department of the Army modification work order

DANCE (column codeword/ designator)  [NATO] (EW) Shift all lines to COMPLAN (insert codeword)

danger area                                (DOD, NATO) 1. In air traffic control, an airspace of defined dimensions within which activities dangerous to the flight of aircraft may exist at specified times, FM 3‑52. 2 (DOD only) A specified area above, below, or within which there may be potential danger (Army) Area in the vicinity of weapons or aircraft which can cause serious injury or death if occupied or passed through by individual soldiers or other equipment, such as the backblast area behind a TOW or Dragon (FM 3‑21.20) See also restricted operations area/zone (FM 1‑02)

danger close                               (DOD) In close air support, artillery, mortar, and naval gunfire support fires, it is the term included in the method of engagement segment of a call for fire which indicates that friendly forces are within close proximity of the target. The close proximity distance is determined by the weapon and munition fired (NATO) In artillery and naval fire support, a call for fire to indicate that friendly forces are within 600 meters of the target, also adjust fire; call for fire; final protective fires, FM 6‑20‑30)

DAO                                          division ammunition officer (FM 1‑02)

DAP                                           Director of Army Programs ; decontamination apparatus, portable (ARTEP 7‑91‑Drill (ARTEP 7‑91-MTP); decontaminate apparatus, portable (incorrect usage, ARTEP 7‑91‑Drill); distant aiming point (FM 3‑22.90); decontamination apparatus (incomplete; use with comma and "portable.," FM 3‑90.1)

DAR                                           data automation requirement; defense acquisition radar; Defense Acquisition Regulation; designated area of recovery (FM 7‑93 (ARTEP 7‑93‑MTP)

DARC                                         data acquisition and reports control

DARFAX                                      Department of Army Secure facsimile

DARK                                         discrimination analysis technique adapted and refined at Kwajalein

DARR                                         Department of Army Regional Representative

DARRIS                                      Department of the Army Requisitioning, Receipt, and Issue System

DARS                                         Department of the Army relocation sites

DART                                         direct advisory of recorded transactions

DAS                                           Director of the Army Staff

DASB                                         division area support battalion (FM 1‑02)

DASC                                         direct air support center

DASD                                         direct access storage device

DASEB                                       Department of the Army Suitability Evaluation Board

DASH                                         drone antisubmarine helicopter

DASH (#)                                   Aircraft position within a flight. Use if specific call sign is unknown)

DASL                                         Department of the Army Strategic Logistics

DASO                                         demonstration and shakedown operational; Department of the Army special order

DASPO                                       Department of the Army Special Photographic Office

DASSO                                       Department of the Army Systems Staff Officer

DAT                                           development acceptance test

data                                          (DOD) Representation of facts, concepts, or instructions in a formalized manner suitable for communication, interpretation, or processing by humans or by automatic means. Any representations such as characters or analog quantities to which meaning is or might be assigned (Army) The lowest class of information on the cognitive hierarchy. Data consist of raw signals communicated by any nodes in an information system, or sensings from the environment detected by a collector of any kind (human, mechanical, or electronic; FM 6‑0)

DATA (object, position)**             Standby for datalink message concerning object at stated location)

database                                    a collection of data organized for rapid search and retrieval)

date-time group                           (DTG) An alphanumeric designator for displaying a date-time group (DDHHMMSSZMONYY) or “O/O” for on order. The date-time group is composed of a group of six numeric digits with a time zone suffix and the standardized three-letter abbreviation for the month followed by two digits. The first pair of digits represents the day; the second pair, the hour; the third pair, the minutes. The last two digits of the year are after the month. For automated systems, two digits may be added before the time zone suffix and after the minutes to designate seconds.

 

DATI                                          Director of Army Technical Information

DATSC                                       Department of the Army Training and Support Committee

DATT                                         Defense Attaché

datum                                        (DOD, NATO) Any numerical or geometrical quantity or set of such quantities which may serve as reference or base for other quantities. Where the concept is geometric, the plural form is "datums" in contrast to the normal plural "data." See FM 3‑34.331)

datum (geodetic)                         (DOD) 1. A reference surface consisting of five quantities: the latitude and longitude of an initial point, the azimuth of a line from that point, and the parameters of the reference ellipsoid. 2. The mathematical model of the earth used to calculate the coordinates on any map. Different nations use different datums for printing coordinates on their maps. The datum is usually referenced in the marginal information of each map, FM 3‑25.26)

DAVIE                                        DA Vocabulary of Information Elements

DAVIS                                        Defense Automated Visual Information System, (TRADOC Pamphlet 350‑70‑2)

DAXREP                                      Department of the Army Command and Control Reporting System

day of supply                              See one day's supply (FM 1‑02)

daysight                                     simplified from "daysight tracker"

dazzle                                        (DOD) Temporary loss of vision or a temporary reduction in visual acuity; may be applied to effects on optics, also flash blindness, FM 71‑123)

DBA/M                                       data base administrator/manager

DBC                                           deputy brigade commander

DBCS                                         digital battle command system (FM 3‑90.1)

DBF                                           database file

DBK                                           data bank

DBMS                                         database management system

DBOI                                          development basis of issue

DC                                            dislocated civilian (FM 1‑02); defense counsel; Dental Corps; direct current (FM 7‑93, STP 7‑11M14‑SM‑TG; District of Columbia (FM 3‑21.220)

DCA                                           Defense Communications Agency; defensive counterair (FM 1‑02)

DCAI                                          Defense Communications Agency Instruction

DCAS                                         Defense Contract Administration Services

DCASD                                       Defense Contract Administration Services District

DCASO                                       Defense Contract Administration Services Office

DCASPRO                                    Defense Contract Administration Services Plant Representative Office

DCASQ                                       Defense Contract Administration Services Residency

DCASR                                       Defense Contract Administration Services Region

DCC                                           Defense Control Center; DISCOM control center (FM 90‑26)

DCCB                                         Defense Center Control Building

DCDP                                         defense center data processing

DCDU                                         data collection and distribution units

DCE                                           defense combat evaluation

DC‑E                                         Director of Communications‑Electronics

DCEO                                         division communications‑electronics officer

DCG                                           deputy commanding general

DCGE                                         digital command guidance electronics (FM 3‑22.1)

DCI                                           Director, Central Intelligence

DCII                                          Defense Central Index of Investigations

DCL                                           design capability line

DCM                                          deputy chief of mission (FM 1‑02)

DCMIS                                       Deputy Chief of Staff, Management Information Systems

DCNG                                         District of Columbia National Guard

DCO                                          deputy commanding officer; dial central office

DCP                                           dental continuation pay; development concept paper; Director of Civilian Personnel

DCPG                                         Defense Communications Planning Group

DCS                                           Defense Communications System; defensive counterspace (FM 1‑02)

DCSC                                         Defense Construction Supply Center

DCSCD                                       Deputy Chief of Staff for Combat Developments

DCSC‑E                                      Deputy Chief of Staff, Communications‑Electronics

DCSCOMPT                                 Deputy Chief of Staff, Comptroller

DCSFOR                                     Deputy Chief of Staff, Force Development

DCSI                                          Deputy Chief of Staff for Intelligence

DCSINT                                      Deputy Chief of Staff for Intelligence (FM 1‑02)

DCSLOG                                     Deputy Chief of Staff for Logistics

DCSO&T                                     Deputy Chief of Staff, Operations and Training

DCSOPS                                     Deputy Chief of Staff for Operations (FM 1‑02)

DCSOT                                       Deputy Chief of Staff for Operations and Intelligence

DCSPA                                       Deputy Chief of Staff, Personnel and Administration

DCSPER                                      Deputy Chief of Staff for Personnel

DCSRDA                                     Deputy Chief of Staff for Research, Development, and Acquisition

DCSRM                                       Deputy Chief of Staff for Resource Management

DCSROTC                                   Deputy Chief of Staff for Reserve Officers' Training Corps

DCSTS                                       Deputy Chief of Staff for Training and Schools

DCT                                           deflection conversion table (FM 3‑22.91)

DD                                            double double (Bailey Bridge); dishonorable discharge; driver's display (FM 3‑22.91)

DDA                                           digital drive amplifier (MSR)

D‑day                                        (DOD) The unnamed day on which a particular operation commences or is to commence, also times, FM 5-0)

DDB‑P                                        Distinguished Pistol Shot Badge

DDB‑R                                        Distinguished Rifleman Badge

DDC                                           Defense Documentation Center for Scientific and Technical Information; division data center

DDEP                                         Defense Development Exchange Program

DDL                                           digital data link

DDN                                           Defense Data Network; the primary long distance data transfer system for DoD)

DDP                                           distribution drop point

DDPS                                         discrimination data processing system

DDRE                                         Director of Defense Research and Engineering

DDS                                           Director of Dental Services

DDSM                                        Defense Distinguished Service Medal

DDUS                                         data departed United States

DE                                             directed energy (FM 1‑02)

DEA                                           Drug Enforcement Agency (FM 3‑06.11); data exchange annex

DEAC                                         Defense Economic Analysis Council

dead space                                 (DOD, NATO) 1. An area within the maximum range of a weapon, radar, or observer, which cannot be covered by fire or observation from a particular position because of intervening obstacles, the nature of the ground, the characteristics of the trajectory, or the limitations of the pointing capabilities of the weapon, FM 3‑90. 2. An area or zone which is within range of a radio transmitter, but in which a signal is not received. 3. The volume of space above and around a gun or guided missile system into which it cannot fire because of mechanical or electronic limitations, FM 3‑21.20)

DEADEYE                                    Informative call by an airborne laser designator indicating the laser system is inoperative)

deadline                                     (DOD) To remove a vehicle or piece of equipment from operation or use for one of the following reasons: a. is inoperative due to damage, malfunctioning, or necessary repairs (the term does not include items temporarily removed from use by reason of routine maintenance and repairs that do not affect the combat capability of the item); b. is unsafe; and c. would be damaged by further use, also full mission capable, FM 4‑30.3)

debarkation                                 (DOD) The unloading of troops, equipment, or supplies from a ship or aircraft, also embarkation, FM 100‑17‑3)

debriefing                                   (Army) The systematic questioning of individuals not in the custody of friendly forces to procure information to answer specific collection requirements by direct and indirect questioning techniques (FM 34‑52); Marine Corps) Interviewing of an individual who has completed an intelligence or reconnaissance assignment or who has knowledge, whether through observation, participation, or otherwise, of operational or intelligence significance (FM 1‑02)

DECCO                                       Defense Commercial Communications Office

DECEA                                       Defense Communications Engineering Agency

DECEO                                       Defense Communications Engineering Office

deception                                   (DOD, NATO) Those measures designed to mislead the enemy by manipulation, distortion, or falsification of evidence to induce the enemy to react in a manner prejudicial to the enemy's interests, also counterdeception; demonstration; imitative electromagnetic deception; military deception, FM 3‑13. (See Table 7‑9 for symbols.)

deception event                          (DOD) A deception means executed at a specific time and location in support of a deception operation, also deception means, FM 3‑13)

deception means                          (DOD) Methods, resources, and techniques that can be used to convey information to the deception target. There are three categories of deception means:

a. Physical Means. Activities and resources used to convey or deny selected information to a foreign power (Examples include military operations, including exercises, reconnaissance, training activities, and movement of forces; the use of dummy equipment and devices; tactics; bases, logistic actions, stockpiles, and repair activity; and test and evaluation activities);

b. Technical Means. Military materiel resources and their associated operating techniques used to convey or deny selected information to a foreign power through the deliberate radiation, re‑radiation, alteration, absorption, or reflection of energy; the emission or suppression of chemical or biological odors; and the emission or suppression of nuclear particles;

c. Administrative Means. Resources, methods, and techniques to convey or deny oral, pictorial, documentary, or other physical evidence to a foreign power, FM 3‑13.

(FM 1‑02 [FM 5-0‑1])

deception objective                      (DOD) The desired result of a deception operation expressed in terms of what the adversary is to do or not to do at the critical time and/or location, FM 3‑13)

deception story                           (DOD) A scenario that outlines the friendly action that will be portrayed to cause the deception target to adopt the desired perception, FM 3‑13)

deception target                          (DOD) The adversary decisionmaker with the authority to make the decision that will achieve the deception objective, FM 3‑13)

deception working group                A group tailored to bring together the special technical skills required to conduct a specific military deception operation (FM 3‑13)

decision point                              (DOD) The point in space and time where the commander or staff anticipates making a decision concerning a specific friendly course of action. A decision point is usually associated with a specific target area of interest, and is located in time and space to permit the commander sufficient lead time to engage the adversary in the target area of interest. Decision points may also be associated with the friendly force and the status of ongoing operations (Army/Marine Corps) An event, area, or point in the battlespace where and when the friendly commander will make a critical decision (FM 5-0) Also called DP, also decision support matrix; decision support template; wargaming. (See Table 7‑13 for symbol)

decision support matrix                 An aid used by the commander and staff to make battlefield decisions. It is a staff product of the wargaming process, which lists the decision point, location of the decision point, the criteria to be evaluated at the point of decision, the action or operations to occur at the decision point, and the unit or element that is to act and has responsibility to observe and report the information affecting the criteria for the decision. Also called DSM, also branch; decision point; decision support template; sequel; wargaming (FM 5-0)

decision support template              (DOD) A graphic record of wargaming. The decision support template depicts decision points, timelines associated with the movement of forces and the flow of the operation, and other key items of information required to execute a specific friendly course of action (Marine Corps) A staff product initially used in the wargaming process which graphically represents the decision points and projected situations and indicates when, where, and under what conditions a decision is most likely to be required to initiate a specific activity (such as a branch or sequel) or event (such as lifting or shifting of fires) Also called DST, also decision point; decision support matrix; intelligence preparation of the battlefield; wargaming, FM 5-0)

decisionmaking                            Selecting a course of action as the one most favorable to accomplish the mission (FM 6‑0)

decisive engagement                    (DOD) In land and naval warfare, an engagement in which a unit is considered fully committed and cannot maneuver or extricate itself. In the absence of outside assistance, the action must be fought to a conclusion and either won or lost with the forces at hand, FM 3‑90)

decisive operation                        The operation that directly accomplishes the task assigned by the higher headquarters. Decisive operations conclusively determine the outcome of major operations, battles, and engagements (FM 3‑0)

decisive point                              (DOD) A geographic place, specific key event, critical system or function that allows commanders to gain a marked advantage over an enemy and greatly influence the outcome of an attack, also centers of gravity, FM 3‑0)

decisive terrain                            Key terrain whose seizure and retention is mandatory for successful mission accomplishment, also key terrain (FM 3‑90)

DECLARE                                    Inquiry as to the identification of a specified track(s), target(s), or correlated group)

declination                                  (DOD, NATO) The angular distance on the celestial sphere measured north or south through 90 degrees from the celestial equator along the hour circle of the body. Comparable to latitude on the terrestrial sphere (Army) In navigation, at a given place and time, the angle between the grid north meridian and the true north meridian or magnetic north meridian measured in degrees or mils east or west. These change in relationship to the magnetic north meridian annually based on the drift of the magnetic pole, also magnetic declination; magnetic variation (FM 3‑25.26)

decon                                        decontaminat[e/ion] (use abbreviations only in graphics)

deconflict                                   To reconcile or resolve a conflict in responsibility, area of operations, airspace, or interests in order to accomplish smooth operations without undesired redundancy or threat of fratricide (FM 5-0)

decontaminant                            Any substance used to break down, neutralize, or remove a chemical, biological, or radioactive material posing a threat to personnel or equipment (FM 3‑5)

decontamination                          (DOD, NATO) The process of making any person, object or area safe by absorbing, destroying, neutralizing, making harmless, or removing chemical or biological agents, or by removing radioactive material clinging to or around it, FM 3‑5. (See Table 7‑16 for symbol)

decoy                                        (DOD) An imitation in any sense of a person, object, or phenomenon which is intended to deceive enemy surveillance devices or mislead enemy evaluation. Also called dummy, FM 20‑3. (See Table 7‑9 for symbol)

decrement                                  a gradual decrease in quality or quantity; or the amount of decrease (FM 3‑22.91)

DED                                           detailed equipment decontamination (FM 3‑90.1)

DEDS                                         digital error detection subsystem

deep area                                   An area forward of the close area that commanders use to shape enemy forces before they are encountered or engaged in the close area. Typically, the deep area extends from the forward boundary of subordinate units to the forward boundary of the controlling echelon (FM 3‑0)

deep operations                           (See FM 3‑92 [100‑15])

deep supporting fire                      (NATO) Fire directed on objectives, not in the immediate vicinity of friendly forces, for neutralizing and destroying enemy reserves and weapons, and interfering with enemy command, supply, communications, and observations, FM 6‑20‑30)

DEEP**                                      Descriptive term used to indicate separation between the nearest and farthest groups in range in a relative formation of three or more groups, used to describe a LADDER, VIC, CHAMPAGNE, BOX)

def                                            defend; defended; defense; defensive (use abbreviations only in graphics)

DEFCON                                     defense readiness condition (FM 1‑02)

defeat                                       A tactical mission task that occurs when an enemy force has temporarily or permanently lost the physical means or the will to fight. The defeated force's commander is unwilling or unable to pursue his adopted course of action, thereby yielding to the friendly commander's will, and can no longer interfere to a significant degree with the actions of friendly forces. Defeat can result from the use of force or the threat of its use, also decisive point (FM 3‑90)

defeat in detail                            Concentrating overwhelming combat power against separate parts of a force in sequence rather than defeating the entire force at once (FM 3‑90)

DEFENDING (direction)                  Aircraft is in a defensive position and maneuvering with reference to a surface‑to‑air threat)

defense in depth                          (DOD, NATO) The siting of mutually supporting defense positions designed to absorb and progressively weaken attack, prevent initial observations of the whole position by the enemy, and to allow the commander to maneuver the reserve, FM 3‑90 (Army) In information operations, the integration of the capabilities of people, operations, and technology to establish multilayered, multidimensional protection (FM 3‑13)

defensive counterair                     (DOD) All defensive measures designed to detect, identify, intercept, and destroy or negate enemy forces attempting to attack or penetrate the friendly air environment. Also called DCA, also counterair; offensive counterair, FM 44‑100)

defensive counterspace                Operations conducted to defend against attacks by systems operating in space. Also called DCS (FM 44‑100)

defensive information operations     (DOD) The integration and coordination of policies and procedures, operations, personnel, and technology to protect and defend information and information systems. Defensive information operations are conducted through information ass