Breadcrumb Home > Dictionary > Index P Placidyl: Meaning and Definition of Find definitions for: Plac•i•dyl Pronunciation: (plas'i-dil, plä'si-), [key] — Pharm. Trademark. Pharm. Trademark. a brand of ethchlorvynol. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: placidyl (Thesaurus) Plácido's disk plack 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: agitprop Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language