[ per-fawrs, -fohrs ]
/ pərˈfɔrs, -ˈfoʊrs /


of necessity; necessarily; by force of circumstance: The story must perforce be true.

Origin of perforce

1300–50; per + force; replacing Middle English par force < Middle French Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for perforce

British Dictionary definitions for perforce


/ (pəˈfɔːs) /


by necessity; unavoidably

Word Origin for perforce

C14: from Old French par force; see per, force 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for perforce



early 14c., par force, from Old French par force (12c.), literally "by force" (see force). With Latin per substituted 17c. for French cognate par.

Online Etymology Dictionary, © 2010 Douglas Harper