Breadcrumb Home > Dictionary > Index U Cite unctuarium: Meaning and Definition of Find definitions for: unc•tu•ar•i•um Pronunciation: (ungk"ch-âr'ē-um), [key] — pl. -ar•i•a alipterion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unction unctuous TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News Noble Titles and Ranks in a Monarchy Chinese New Year History, Meaning, and Celebrations The Manchu The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: derogate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language