/ Dictionary / Index N naumachia: Meaning and Definition of Find definitions for: nau•ma•chi•a Pronunciation: (nô-mā'kē-u), [key] — pl. -chi•ae -chi•as. a mock sea fight, given as a spectacle among the ancient Romans. a place for presenting such spectacles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: naumachia (Thesaurus) naughty naumachy Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language