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English definition of “warfare”

warfare

noun [U]     /ˈwɔː.feər/ US  /ˈwɔːr.fer/
the activity of fighting a war, often including the weapons and methods that are used: guerrilla/naval/nuclear/trench warfareWar
(Definition of warfare noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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