adjective tri·phib·i·ous \(ˈ)trī¦fibēəs\

Definition of triphibious

  1. 1 :  employing, involving, or constituted by land, naval, and air forces and often including airborne troops in coordinated attack triphibious operations triphibious forces triphibious strategy triphibious warfare triphibious landing exercises

  2. 2 :  triphibian 1 triphibious marines triphibious airplanes

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Origin and Etymology of triphibious

tri- + -phibious (as in amphibious)

Seen and Heard

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a brief usually trivial fact

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