cross-observation base

base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction

observation point / observation post (OP)

cross-observation post

frame cross member / frame cross-member

echoing cross-section; echoing cross section

radar cross-section / radar cross section (RCS); radar signature; radar crossover

defense industrial base / military-industrial base

naval base; naval operating base

close observation

command-and-observation post

forward observer (FO), forward observation officer; (artillery) observer / spotter

hostile observation

infrared night vision observation device

observation aircraft (O; obsn acft)

observation facilities

observation flight

observation patrol

observation satellite

observation slit

supervise the observation of armistice conditions

type of observation

United Nations India-Pakistan Observation Mission (UNIPOM)

United Nations Iraq-Kuwait Observation Mission (UNIKOM)

United Nations Observation Group in Lebanon (UNOGIL)

United Nations Yemen Observation Mission (UNYOM)

SLOCTOP (security, location, communication, targeting, observation, and position improvement)

artillery observation post

bilateral observation

bilateral observation point

bilateral observation posts coordinates

carry out observation

control observation post