text: Military Terms
  hasty crossing — The crossing of an inland water obstacle or other gap using the crossing means at hand or
  those readily available, and made without pausing for elaborate preparations. (ATP 3-90.4)
  hasty operation — An operation in which a commander directs immediately available forces, using fragmentary
  orders, to perform tasks with minimal preparation, trading planning and preparation time for speed of
  execution. (ADP 3-90)
  hazard — (DOD) A condition with the potential to cause injury, illness, or death of personnel; damage to or loss
  of equipment or property; or mission degradation. (JP 3-33)
  hazardous waste — A solid waste that is listed as such in federal law or exhibits any of the hazardous
  characteristics of ignitability, corrosiveness, reactivity, or toxicity. (ATP 3-34.5) Also called HW.
  hazardous waste accumulation site — A specially designated site for the temporary collection of hazardous
  wastes where no container may remain on site without permit for more than a specified duration, of which is
  correlative to the amount of refuse stored. (ATP 3-34.5)
  head of a contracting activity — (DOD) The official who has overall responsibility for managing the contracting
  activity. (JP 4-10) Also called HCA.
  health service support — (DOD) All services performed, provided, or arranged to promote, improve, conserve,
  or restore the mental or physical well-being of personnel. (JP 4-02) Also called HSS. (Army) The support and
  services performed, provided, and arranged by Army Medicine to promote, improve, conserve, or restore the
  behavioral and physical well-being of personnel by providing direct patient care that include medical treatment
  (organic and area support) and hospitalization, medical evacuation to include medical regulating, and medical
  logistics to include blood management. (FM 4-02)
  health surveillance — (DOD) The regular or repeated collection, analysis, and interpretation of health-related
  data and the dissemination of information to monitor the health of a population and to identify potential health
  risks, thereby enabling timely interventions to prevent, treat, reduce, or control disease and injury, which
  includes occupational and environmental health surveillance and medical surveillance subcomponents. (JP 4-
  02.)
  H-hour — (DOD) 1. The specific hour on D-day at which a particular operation commences. (JP 5-0)
  high-payoff target — (DOD) A target whose loss to the enemy will significantly contribute to the success of the
  friendly course of action. (JP 3-60) Also called HPT.
  high-payoff target list — A prioritized list of high-payoff targets by phase of the operation. (FM 3-60)
  high-risk personnel — (DOD) Personnel who, by their grade, assignment, symbolic value, or relative isolation,
  are likely to be attractive or accessible terrorist targets. (JP 3-26) Also called HRP.
  high-value individual — A person of interest who is identified, surveilled, tracked, influenced, or engaged. (FM
  3-60) Also called HVI.
  high-value target — (DOD) A target the enemy commander requires for the successful completion of the
  mission. (JP 3-60) Also called HVT.
  historical documents — Documents, materials, and data collected by the field historian to supplement the
  official record. (ATP 1-20)
  historical monograph — An in-depth, systematically researched and presented historical work that focuses on
  a single subject or event. (ATP 1-20)
  homeland — (DOD) The physical region that includes the continental United States, Alaska, Hawaii, United
  States territories, and surrounding territorial waters and airspace. (JP 3-28)
  homeland defense — (DOD) The protection of United States sovereignty, territory, domestic population, and
  critical infrastructure against external threats and aggression or other threats as directed by the President. (JP
  3-27) Also called HD.
  homeland security — (DOD) A concerted national effort to prevent terrorist attacks within the United States;
  reduce America's vulnerability to terrorism, major disasters, and other emergencies; and minimize the damage
  and recover from attacks, major disasters, and other emergencies that occur. (JP 3-28) Also called HS.
  homing — (DOD) The technique whereby a mobile station directs itself, or is directed, towards a source of
  primary or reflected energy, or to a specified point. (JP 3-50)
  honor — The law of armed conflict principle that demands a certain amount of fairness in offense and defense
  and a certain mutual respect between opposing forces. (FM 6-27) Also called chivalry.
  host nation — (DOD) A nation which receives forces and/or supplies from allied nations and/or North Atlantic
  Treaty Organization to be located on, to operate in, or to transit through its territory. (JP 3-57) Also called HN.
  hostile act — (DOD) An attack or other use of force against the United States, United States forces, or other
  designated persons or property to preclude or impede the mission and/or duties of United States forces,
  including the recovery of United States personnel or vital United States Government property. (JP 3-28)