Breadcrumb Home > Dictionary > Index D Cite dimin.: Meaning and Definition of Find definitions for: dimin. Pronunciation: [key] diminish. diminuendo. diminutive. Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease. dimetrodon diminish TrendingHere are the facts and trivia that people are buzzing about. February 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress The Women's March on Versailles Keeping Your Brain Active in a COVID-19 World The Manchu Related Content Daily Word Quiz: internecine Analogy of the Day: Today?s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language