Military Dictionary – Letter G

Military Dictionary Letter GHere are the DOD Dictionary terms beginning with the letter G and organized alphabetically. Browse terms from the official DOD Dictionary of Military and Associated Terms that start with G and view definitions. Read on for military definitions that begin with G such as Global Positioning System (GPS) , guerrilla force, gun-target  line (GTL) and more.

Military Dictionary A to Z


See also Official DOD Shortened Word Forms.


general agency agreement — A contract between the Maritime Administration and a steamship company which, as general agent, exercises administrative control over a government-owned ship for employment by the Military Sealift Command. See also Military Sealift Command.

general cargo — Cargo that is suitable for loading in general, nonspecialized stowage areas or standard shipping containers; e.g., boxes, barrels, bales, crates, packages, bundles, and pallets.

general engineering — Those engineering capabilities and activities, other than combat engineering, that provide infrastructure and modify, maintain, or protect the physical environment. Also called GE.

general military intelligence — Intelligence concerning the military capabilities of foreign countries or organizations, or topics affecting potential United States or multinational military operations. Also called GMI. See also intelligence.

general support 1. That support which is given to the supported force as a whole and not to any particular subdivision thereof. See also close support; direct support; mutual support; support. 2. A tactical artillery mission. Also called GS. See also direct support; general support-reinforcing.

general support-reinforcing — The artillery mission of supporting the force as a whole and of providing reinforcing fires for other artillery units. Also called GSR.

general unloading period In amphibious operations, that part of the ship-to-shore movement in which unloading is primarily logistic in character and emphasizes speed and volume of unloading operations. See also initial unloading period.

geographic coordinates — The quantities of latitude and longitude which define the position of a point on the surface of the Earth with respect to the reference ellipsoid.

geospatial engineering Those engineering capabilities and activities that contribute to a clear understanding of the physical environment by providing geospatial information and services to commanders and staffs. See also geospatial information and services.

geospatial information — Information that identifies the geographic location and characteristics of natural or constructed features and boundaries on the Earth, including: statistical data and information derived from, among other things, remote sensing, mapping, and surveying technologies; and mapping, charting, geodetic data and related products.

geospatial information and services — The collection, information extraction, storage, dissemination, and exploitation of geodetic, geomagnetic, imagery, gravimetric, aeronautical, topographic, hydrographic, littoral, cultural, and toponymic data accurately referenced to a precise location on the Earth’s surface. Also called GI&S.

geospatial intelligence — The exploitation and analysis of imagery and geospatial information to describe, assess, and visually depict physical features and geographically referenced activities on the Earth. Geospatial intelligence consists of imagery, imagery intelligence, and geospatial information. Also called GEOINT.

geospatial-intelligence base for contingency operations — A mobile visualization tool that provides access to geospatial data where networks or infrastructure have been damaged or do not exist. Also called GIBCO.

geospatial intelligence operations — The tasks, activities, and events to collect, manage, analyze, generate, visualize, and provide imagery, imagery intelligence, and geospatial information necessary to support national and defense missions and international arrangements. Also called GEOINT operations.

Global Air Transportation Execution System — The Air Mobility Command’s aerial port operations and management information system designed to support automated cargo and passenger processing, the reporting of in-transit visibility data to the Global Transportation Network, and billing to Air Mobility Command’s financial management directorate. Also called GATES. See also Air Mobility Command.

global campaign plan — Primary means by which the Chairman of the Joint Chiefs of Staff or designated combatant commander arranges for unity of effort and purpose and through which they guide the planning, integration, and coordination of joint operations across combatant command areas of responsibility and functional responsibilities. Also called GCP.

Global Combat Support System-Joint The primary information technology application used to provide automation support to the joint  logistician.  Also  called  GCSS-J.

Global Command and Control System — A deployable command and control system supporting forces for joint and multinational operations across the range of military operations with compatible, interoperable, and integrated communications systems. Also called GCCS. See also command and control; command and control system.

Global Decision Support System — The command and control system employed by mobility air forces that provides schedules, arrival and/or departure information, and status data to support in-transit visibility of mobility airlift and air refueling aircraft an aircrews.  Also called GDSS. See also Air Mobility Command; in-transit visibility.

global distribution — The process that coordinates and synchronizes fulfillment of joint force requirements from point of origin to point of employment. See also distribution.

global distribution of materiel — The process of providing materiel from the source of supply to its point of consumption or use on a worldwide basis. See also global distribution.

global force management — Processes that align force assignment, apportionment, and allocation methodologies in support of strategic guidance. Also call GFM.

global maritime partnership — An approach to cooperation among maritime nations with a shared stake in international commerce, safety, security, and freedom  of the seas.

global missile defense — Missile defense operations, activities, or actions that affect more than one combatant command and require synchronization among the affected commands to deter and prevent attacks, destroy enemy missiles, or nullify or reduce the effectiveness of an attack. Also called global MD.

Global Patient Movement Requirements Center — A joint activity reporting directly to the Commander, United States Transportation Command, which provides medical regulating and aeromedical evacuation scheduling for the continental United States and intertheater operations, provides support to the theater patient movement requirements centers, and coordinates with supporting resource providers to identify available assets and communicates transport to bed plans to the appropriate transportation agency for execution. Also called GPMRC. See also medical treatment facility.

Global Positioning System — A satellite-based radio navigation system operated by the Department of Defense to provide all military, civil, and commercial users with precise positioning, navigation, and timing. Also called GPS.

global transportation management — The integrated process to satisfy transportation requirements using the Defense Transportation System to meet national security objectives. Also called GTM. See also Defense Transportation System.

go/no-go — A critical point at which a decision to proceed or not must be made.

governance — The state’s ability to serve the citizens through the rules, processes, and behavior by which interests are articulated, resources are managed, and power is exercised in a society.

grid coordinates — Coordinates of a grid coordinate system to which numbers and letters are assigned for use in designating a point on a gridded map, photograph, or chart.

ground alert — That status in which aircraft on the ground/deck are fully serviced and armed, with combat crews in readiness to take off within a specified period of time after receipt of a mission order. See also airborne alert. 

ground-based interceptor — A fixed-based, surface-to-air missile for defense against long- range ballistic missiles using an exo-atmospheric hit-to-kill interception of the targeted reentry vehicle in the midcourse phase of flight.

ground-based midcourse defense — A surface-to-air ballistic missile defense system for exo-atmospheric midcourse phase interception of long-range ballistic missiles using the ground-based interceptors. Also called GMD.

group — A long-standing functional organization that is formed to support a broad function within a headquarters.

guarded frequencies — A list of time-oriented, enemy frequencies that are currently being exploited for combat information and intelligence or jammed after the commander has weighed the potential operational gain against the loss of the technical information. See also electronic warfare.

guerrilla force — A group of irregular, predominantly indigenous personnel organized along military lines to conduct military and paramilitary operations in enemy-held, hostile, or denied territory.

guided missile — An unmanned vehicle moving above the surface of the Earth whose trajectory or flight path is capable of being altered by an external or internal mechanism. See also ballistic missile.

gun-target  line —  An imaginary  straight  line  from gun   to target. Also called GTL.

Military Dictionary A to Z


See also Official DOD Shortened Word Forms.

Source: Official DOD Dictionary of Military and Associated Terms.