/ Dictionary / Index O orinasal: Meaning and Definition of Find definitions for: o•ri•na•sal Pronunciation: (ôr"u-nā'zul, ōr"-), [key] — Phonet. Phonet. —adj. pronounced with the voice issuing through the mouth and the nose simultaneously, as in the nasalized vowels of French. —n. an orinasal sound. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: orinasal (Thesaurus) Orillia Orinda Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language