/ Dictionary / Index H Higgs boson: Meaning and Definition of Find definitions for: Higgs' bos"on Pronunciation: (higz), [key] — Physics. Physics. a hypothetical type of heavy, electrically neutral particle with zero spin. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. higgler high Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language