Breadcrumb Home > Dictionary > Index P Premarin: Meaning and Definition of Find definitions for: Prem•a•rin Pronunciation: (prem'u-rin), [key] — Pharm., Trademark. Pharm.,Trademark. a brand name for a mixture of conjugated natural estrogens used to treat menopausal symptoms, dysfunctional uterine bleeding, and certain cancers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prem. premarital TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: desultory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language