/ Dictionary / Index M middletone: Meaning and Definition of Find definitions for: mid•dle•tone Pronunciation: (mid'l-tōn"), [key] — n. halftone (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Middleton Middletown Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language