air base

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

defense industrial base / military-industrial base

naval base; naval operating base

air force base (AFB)

seagoing air base

Selfridge Air National Guard Base (SANGB)

Coast Guard air base

combat air base

air base area

air base group

air base line

air base service unit

air force base

air force base unit

aerial refueling / air refueling / in-flight refueling (IFR) / air-to-air refueling (AAR)

air combat capable helicopter / air-to-air capable helicopter

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

aluminum-forging base

antenna base

artillery base

bare base

base

base camp

base cap

base cover

base data

base defensestores

base detonating fuse

base level assessment

base maintenance

base map

base mobility plan