Amphi- \Am*phi-\ [Gr. 'amfi`.]

A prefix in words of Greek origin, signifying both, of both kinds, on both sides, about, around. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Amphi- \Am*phi-\ [Gr. 'amfi`.]

A prefix in words of Greek origin, signifying both, of both kinds, on both sides, about, around.

Source: Webster's Revised Unabridged Dictionary (1913)