/ Dictionary / Index M maturity-onset diabetes: Meaning and Definition of Find definitions for: matu'rity-on'set diabe'tes Pronunciation: (mu-choor'i-tē on'set", -ôn'-, -toor'-, -tyoor'-, -chûr'-), [key] — Pathol. Pathol. diabetes (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. maturity maturity yield Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language