close target

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

target scattering crossover / target scattering cross-section / electronic target profile

close-in target

close in on the target

high pay-off target / high-payoff target (HPT)

priority target (high priority target)

target, to obtain a target

complex target / complicated target

target category / target cat

low-RCS target / low-radar-cross-section target

factor OT/BT (observer-target/battery-target factor)

observer-target / battery-target factor (factor OT/BT)

target indication from an auxiliary target

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

close engagement

close envelopment

close observation

close operations

close political-military communication

close support

close support aircraft

close supporting fire

close-in air defense weapon

close-in defensive fire