/ Dictionary / Index N Nereus: Meaning and Definition of Find definitions for: Ne•re•us Pronunciation: (nēr'ē-us, nēr'ys), [key] — n. Class. Myth. a sea god, the son of Pontus and Gaea and father of the Nereids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nereus (Thesaurus) nereid Nerf Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language