/ Dictionary / Index J jubilate: Meaning and Definition of Find definitions for: ju•bi•late Pronunciation: ( j'bu-lāt"), [key] — -lat•ed, -lat•ing. to show or feel great joy; rejoice; exult. to celebrate a jubilee or joyful occasion. Ju•bi•la•te Pronunciation: ( j"bu-lā'tē y"bu-lä'tā, -tē, j"-), [key] — n. Also calledthe third Sunday after Easter: so called from the first word of the 65th Psalm in the Vulgate, which is used as the introit. a musical setting of this psalm. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jubilate (Thesaurus) jubilarian jubilatio Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language