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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
The word amphibian is derived from the Ancient Greek term á¼Î¼ÏÎ¯Î²Î¹Î¿Ï (amphÃ­bios), which means both kinds of life, á¼Î¼ÏÎ¯ meaning of both kinds and Î²Î¹Î¿Ï meaning life. The term was initially used as a general adjective for animals that could live on land or in water, including seals and otters.