the process of military struggle between two nations or groups of nations; war.
armed conflict between two massed enemies, armies, or the like.
conflict, especially when vicious and unrelenting, between competitors, political rivals, etc.

Origin of warfare

1425–75; late Middle English werefare, i.e., a faring forth to war; see war1, fare
Related formssem·i·war·fare, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for warfare



the act, process, or an instance of waging war
conflict, struggle, or strife
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 warfare

mid-15c., from war (n.) + fare (see fare (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper