- a prefix occurring in loanwords from Greek (amphibious); on this model, used with the meaning “two,” “both,” “on both sides,” in the formation of compound words: amphiaster.
- on both sides; at both ends; of both kindsamphipod; amphitrichous; amphibious
before a vowel amph-, word-forming element from Greek amphi- “both, of both kinds, on both sides, around,” comb. form of amphi “round about, around;” cognate with Latin ambi- (see ambi-).
- On both sides:amphicentric.