close interval

close-quarters combat (CQC) / close-quarters battle (CQB)

contour interval

interval

interval of grid lines

logistical lag interval

service interval

burst range / interval

time interval

time-interval apparatus

group repetition interval (GRI)

maintenance interval

mean and sidereal time interval

predicting interval

reflection interval

noncombat interval

calculation interval

salvo interval

loading interval

observing interval

firing interval

grid interval

pulse repetition interval (PRI)

deploying interval

at close quarters

close air support (CAS)

close air support mission

close approach

close column

close combat

close combat attack (CCA)

close combat optic (CCO)

close defensive fire