Synonyms of warfarenext
1
: military operations between enemies : hostilities, war
also : an activity undertaken by a political unit (such as a nation) to weaken or destroy another
economic warfare
2
: struggle between competing entities : conflict

Examples of warfare in a Sentence

that troubled household seems to be almost constantly in a state of warfare companies engaged in constant warfare for dominance in the market for smart phones and tablets
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The July 12, 2026, attack by the US 5th Fleet's Task Force 59 Unmanned Systems Unit marks a paradigm shift in naval warfare. David Szondy july 13, New Atlas, 14 July 2026 Future combat architecture Electronic warfare has become increasingly important as modern air defense networks grow more sophisticated. Aamir Khollam, Interesting Engineering, 13 July 2026 Italy and Poland cracked down on alleged spying by Russia, moves that come as analysts warned that the Kremlin may be looking to expand its use of hybrid warfare as its battlefield efforts in Ukraine stall. Jeronimo Gonzalez, semafor.com, 10 July 2026 See All Example Sentences for warfare

Word History

Etymology

Middle English, from werre, warre war + fare journey, passage — more at fare

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of warfare was in the 15th century

Browse Nearby Words

Cite this Entry

“Warfare.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/warfare. Accessed 16 Jul. 2026.

Kids Definition

warfare

noun
1
a
: military fighting between enemies : war
b
: activity undertaken by one country or group to weaken or destroy another
economic warfare
2
: a struggle between competitors : conflict
industrial warfare

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