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world war

noun

Definition of world war

  1. :  a war engaged in by all or most of the principal nations of the world; especially, capitalized both Ws :  either of two such wars of the first half of the 20th century

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Examples of world war in a Sentence

  1. He fought in both World Wars.

  2. The nations were prepared for world war.

First Known Use of world war

1848

WORLD WAR Defined for English Language Learners

world war

noun

Definition of world war for English Language Learners

  • : a war involving many nations of the world

Learn More about world war

  1. Britannica English: Translation of world war for Arabic speakers

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Examples: world war in a Sentence