/ Dictionary / Index O orchitis: Meaning and Definition of Find definitions for: or•chi•tis Pronunciation: (ôr-kī'tis), [key] — n. Pathol. inflammation of the testis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: orchitis (Thesaurus) orchis orchotomy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language