/ Dictionary / Index A amphidromia: Meaning and Definition of Find definitions for: am•phi•dro•mi•a Pronunciation: (am"fi-drō'mē-u), [key] — n. a family festival in ancient Athens in honor of the birth of a child, during which the child received its name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. amphidiploid amphidromic point Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language