/ Dictionary / Index J Japheth: Meaning and Definition of Find definitions for: Ja•pheth Pronunciation: ( jā'fith), [key] — n. a son of Noah. Gen. 5:32. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: japheth (Thesaurus) jape Japhetic Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language