key observation point

observation point / observation post (OP)

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

key point air raid warning center

key point

bilateral observation point

forward artillery observation point

forward observation point

ballistic impact point (BIP) / ground (predicted) impact point (PIP)

target approach point; initial point (IP)

triangulation point (trig point)

objective rally point / objective rallying point

point-to-point communication

point-to-point flight

near-side rally point / near side rally point

far-side rally point / far side rally point

allen key

concentration along the key axes

imagery interpretation key

key (cart.)

key area

key facilities list

key performance parameter (KPP)

key positions

key recovery

key terrain

key terrain feature

key words

net ready key performance parameter (NR KPP)

security key

seize and secure (key terrain)

key informants

bolt carrier key