/ Dictionary / Index H Histadrut: Meaning and Definition of Find definitions for: His•ta•drut Pronunciation: (his-tä-drt'), [key] — n. a labor federation in Israel, founded in 1920. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hist histaminase Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language