expeditionary

adjectives

(used of military forces) designed for military operations abroad
"the French expeditionary force in Indochina"
expeditionary
is derived from
expedition
is similar to
associated with or performed by members of the armed services as contrasted with civilians
"military police"
military
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"
armed forces, armed services, military, military machine, war machine