main battle area (MBA)

main defense area (line) / main defensive position

main tank/ main fuel tank

main gear box / main rotor transmission

main rotor transmission / main gear box

main-rotor head / main-rotor hub

main-rotor hub / main-rotor head

main battle force

main battle tank (MBT)

intended for direct fire support of advancing infantry and main battle tanks

main battle line

main battle position

battle-ground / battle ground / battleground

main fighting area / zone

main support area

main defense (line) area

battle area (BA)

battle area illumination

forward edge of the battle area (FEBA)

watch over the battle area

immediate battle area

fire within the battle area

battle area tactical scenario

battle area tactical simulation

tactical battle area

battle area clearance (BAC)

potential danger area (trouble area)

hazard area / hazardous area

killing area / kill area

open area danger area

direction of the main blow

main (fighting) force(s)

Main Air Traffic Flow Management Centre (MATFMC)