Simple Definition of world war
: a war involving many nations of the world
Full Definition of world war
: 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
Examples of world war in a sentence
He fought in both World Wars.
The nations were prepared for world war.
First Known Use of world war
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Britannica English: Translation of world war for Arabic speakers
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