EXPEDITIONARY
expeditionary
(adjective) (used of military forces) designed for military operations abroad; “the French expeditionary force in Indochina”
Source: WordNet® 3.1
Etymology
Adjective
expeditionary (not comparable)
Of or pertaining to an expedition.
(military) Intended for military operations abroad.
Noun
expeditionary (plural expeditionaries)
(chiefly, in the plural) One who goes on expeditions, especially one who is a member of an expeditionary military force.
Source: Wiktionary
Ex`pe*di"tion*a*ry, a.
Definition: Of or pertaining to an expedition; as, an expeditionary force.
Source: Webster’s Unabridged Dictionary 1913 Edition