Breadcrumb Home > Dictionary > Index N Neo-Synephrine: Meaning and Definition of Find definitions for: Ne•o-Sy•neph•rine Pronunciation: (nē"ō-si-nef'rin, -rēn), [key] — Pharm., Trademark. Pharm.,Trademark. a brand of phenylephrine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. neostyle neoteny 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