- (esp of military operations) occurring on land, at sea, and in the air
WordReference Random House Unabridged Dictionary of American English © 2026
tri•phib•i•ous
(trī fib′ē əs),USA pronunciation adj.
- Militaryemploying or involving land, naval, and air forces in a combined operation.
- tri- + (am)phibious 1940–45
Collins Concise English Dictionary © HarperCollins Publishers::
triphibious /traɪˈfɪbɪəs/ adj
'triphibious' also found in these entries (note: many are not synonyms or translations):