air unit

nouns

a military unit that is part of the airforce
is a member of
the airborne branch of a country's armed forces
domain category
the military forces of a nation
"their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
is a type of (narrower)
a unit that is part of some military service
"he sent Caesar a force of six thousand men"