text: Chapter 1
  geospatial information and services — (DOD) 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. (JP 2-
  0)Also called GI&S.
  global distribution — (DOD) The process that coordinates and synchronizes fulfillment of joint force
  requirements from the point of origin to point of employment. (JP 4-09)
  global force management — (DOD) Processes that align directed readiness, force assignment, allocation,
  apportionment, and assessment methodologies in support of strategic guidance. (JP 3-35) Also called GFM.
  global missile defense — (DOD) 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. (JP 3-01) Also called global MD.
  Global Positioning System — (DOD) 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. (JP
  3-14) Also called GPS.
  governance — (DOD) 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. (JP 3-24)
  government-in-exile — A government that has been displaced from its country, but remains recognized as the
  legitimate sovereign authority. (ATP 3-05.1)
  government-owned containers — Containers purchased by the U.S. Government identified by ISO numbers
  starting with USAU or USAX. (ATP 4-12)
  grade resistance — The resistance offered by a grade to the progress of a train. (ATP 4-14) Also called GR.
  graphic control measure — A symbol used on maps and displays to regulate forces and warfighting functions.
  (ADP 6-0)
  gross trailing load — The maximum tonnage that a locomotive can move under given conditions. (ATP 4-14)
  Also called GTL.
  ground-based interceptor — (DOD) 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. (JP 3-01) Also called GBI.
  ground-based midcourse defense — (DOD) A surface-to-air ballistic missile defense system for exo-
  atmospheric midcourse phase interception of long-range ballistic missiles using the ground-based
  interceptors. (JP 3-01) Also called GMD.
  guard — A type of security operation done to protect the main body by fighting to gain time while preventing
  enemy ground observation of and direct fire against the main body. (ADP 3-90)
  guard rail — A rail or series of rails that lay parallel to the running rails of a track that help prevent derailments
  by holding wheels in alignment and keeping derailed wheels on the ties. (ATP 4-14)
  guarded frequencies — (DOD) 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. (JP 3-85)
  guerrilla — An irregular, predominantly indigenous member of a guerrilla force organized similar to military
  concepts and structure in order to conduct military and paramilitary operations in enemy-held, hostile, or
  denied territory. (ATP 3-05.1)
  guerrilla base — A temporary site where guerrilla installations, headquarters, and some guerrilla units are
  located. A guerrilla base is considered to be transitory and must be capable of rapid displacement by
  personnel within the base. (ATP 3-05.1)
  guerrilla force — (DOD) A group of irregular, predominantly indigenous personnel organized along military lines
  to conduct military and paramilitary operations in enemy-held, hostile, or denied territory. (JP 3-05)
  guerrilla warfare — Military and paramilitary operations conducted in enemy-held, hostile, or denied territory by
  irregular, predominantly indigenous, guerrilla forces to reduce the effectiveness, industrial capacity, and
  morale of the enemy. (ATP 3-18.1)
  gun-target line — (DOD) An imaginary straight line from gun to target. (JP 3-09.3)
  —H—
  harassing fire — Fire designed to disturb enemy troops, curtail movement. (FM 3-09)
  hasty breach — (DOD) The creation of lanes through enemy minefields by expedient methods such as blasting
  with demolitions, pushing rollers or disabled vehicles through the minefields when the time factor does not
  permit detailed reconnaissance, deliberate breaching, or bypassing the obstacle. (JP 3-15)