/ Dictionary / Index H hazelnut: Meaning and Definition of Find definitions for: ha•zel•nut Pronunciation: (hā'zul-nut"), [key] — n. the nut of the hazel; filbert. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hazelnut (Thesaurus) hazel grouse Hazel Park Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language