/ Dictionary / Index N Nisan: Meaning and Definition of Find definitions for: Ni•san Pronunciation: (nē'sän, nis'un, nē-sän'), [key] — n. the seventh month of the Jewish calendar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nisan (Thesaurus) Niš Nisei Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language