noun, plural hos·til·i·ties.

a hostile state, condition, or attitude; enmity; antagonism; unfriendliness.
a hostile act.
opposition or resistance to an idea, plan, project, etc.
  1. acts of warfare.
  2. war1.

Origin of hostility

1375–1425; late Middle English hostilite < Latin hostīlitās. See hostile, -ity
Related formsnon·hos·til·i·ty, nouno·ver·hos·til·i·ty, nounpre·hos·til·i·ty, noun, plural pre·hos·til·i·ties.sem·i·hos·til·i·ty, noun

Synonyms for hostility

Antonyms for hostility Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hostilities

Contemporary Examples of hostilities

Historical Examples of hostilities

  • Grim, dour, silent, it waited for the beginning of hostilities.

  • Nat was waiting in the doorway for a renewal of hostilities, if any such there were to be.

    The Fortune Hunter

    Louis Joseph Vance

  • But if hostilities are happily averted, with what propriety can it be said that Nihil fit?

  • Between him and all domestic animals there must be no hostilities.

    White Fang

    Jack London

  • There was thus a temporary respite of hostilities in this section of the country.

    King Philip

    John S. C. (John Stevens Cabot) Abbott

British Dictionary definitions for hostilities


noun plural -ties

enmity or antagonism
an act expressing enmity or opposition
(plural) fighting; warfare
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 hostilities



early 15c., from Middle French hostilité "enmity" (15c.), or directly from Late Latin hostilitatem (nominative hostilitas) "enmity," from Latin hostilis, from hostis "enemy" (see guest). Hostilities in the sense of "warfare" attested from 1610s.

Online Etymology Dictionary, © 2010 Douglas Harper