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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
Compare the following linguistically related Greek and Latin prefixes: apo ab/a/abs away from. amphi ambi around, on both sides. ec/ex ex/e/ef out of. exo/ecto extra/extro outside. en/em/el in in (cognate) a/an in un (cognate) endo/ento intra/intro inside.