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Webster Dictionary (0.00 / 0 votes) Rate this definition: Amphi- a prefix in words of Greek origin, signifying both, of both kinds, on both sides, about, around
Hypernyms (amphibian is a kind of...): automotive vehicle; motor vehicle (a self-propelled wheeled vehicle that does not run on rails) Hyponyms (each of the following is a kind of amphibian): marsh buggy; swamp buggy (an amphibious vehicle typically having four-wheel drive and a raised body)