text: Chapter 1
  joint operations area — (DOD) The airspace, land area, and maritime area defined by a combatant commander
  or subordinate unified commander, in which a joint force commander directs military operations to accomplish
  a specific mission. (JP 3-0) Also called JOA.
  joint personnel recovery center — (DOD) The primary joint force organization responsible for planning and
  coordinating personnel recovery for military operations within the assigned operational area. (JP 3-50) Also
  called JPRC.
  Joint Public Affairs Support Element — (DOD) A deployable unit assigned to assist a joint force commander
  in developing and training public affairs forces in joint, interagency, and multinational environments. (JP 3-61)
  Also called JPASE.
  joint requirements review board — (DOD) The subordinate joint force commander’s established board to
  review, validate, approve, and prioritize selected Service and special operations forces component contract
  support requests. (JP 4-10) Also called JRRB.
  joint restricted frequency list — (DOD) A time and geographically oriented listing of TABOO, PROTECTED,
  and GUARDED functions, nets, and frequencies and limited to the minimum number of frequencies necessary
  for friendly forces to accomplish objectives. (JP 3-85) Also called JRFL.
  joint security area — (DOD) A specific area to facilitate protection of joint bases and their connecting lines of
  communications that support joint operations. (JP 3-10) Also called JSA.
  joint special operations air component commander — (DOD) The commander within a joint force special
  operations command responsible for planning and executing joint special operations air activities. (JP 3-05)
  Also called JSOACC.
  joint special operations area — (DOD) An area of land, sea, and airspace assigned by a joint force
  commander to the commander of a joint special operations force to conduct special operations activities. (JP
  3-0) Also called JSOA.
  joint special operations task force — (DOD) A joint task force composed of special operations units from more
  than one Service, formed to carry out a specific special operation or prosecute special operations in support of
  a theater campaign or other operations. (JP 3-05) Also called JSOTF.
  joint targeting coordination board — (DOD) A group formed by the joint force commander to accomplish
  broad targeting oversight functions that may include, but are not limited to, coordinating targeting information;
  providing targeting guidance, synchronization, and priorities; and approving the joint integrated prioritized
  target list. (JP 3-60) Also called JTCB.
  joint target list — (DOD) A consolidated list of validated targets of military significance without restrictions within
  a joint force commander’s operational area. (JP 3-60) Also called JTL.
  joint task force — (DOD) A joint force that is constituted and so designated by the Secretary of Defense, a
  combatant commander, a subunified commander, or an existing joint task force commander. (JP 1 Volume 1)
  Also called JTF.
  joint terminal attack controller — (DOD) A qualified (certified) Service member who, from a forward position,
  directs the action of combat aircraft engaged in close air support and other offensive air operations. (JP 3-
  09.3) Also called JTAC.
  jumpmaster — (DOD) The assigned airborne-qualified individual who controls paratroops from the time they
  enter the aircraft until they exit. (JP 3-36)
  jus ad bellum — That part of international law that regulates the circumstances in which States may resort to
  the use of force in international relations. (FM 6-27)
  jus in bello — That part of international law relating to the conduct of hostilities and the protection of war victims,
  from combatants who are wounded and out of combat, to prisoners of war and civilians. (FM 6-27)
  —K—
  key communicator — An individual to whom the target audience turns most often for an analysis or
  interpretation of information and events. (FM 3-53)
  key leader engagement — Planned meeting(s) with an influential leader with the intent of building a relationship
  that facilitates communication and cooperation across a wider population. (FM 3-53)
  key tasks — Those significant activities the force must perform as a whole to achieve the desired end state.
  (ADP 6-0)
  key terrain — (DOD) Any locality, or area, the seizure or retention of which affords a marked advantage to either
  combatant. (JP 2-0) (Army) An identifiable characteristic whose seizure or retention affords a marked
  advantage to either combatant. (ADP 3-90)
  kill box — (DOD) A three-dimensional permissive fire support coordination measure with an associated airspace
  coordinating measure used to facilitate the integration of fires. (JP 3-09)