antiworld

noun
an·​ti·​world | \ ˈanˌtī, ˈantē, ˈantə̇ + ˌ \

Definition of antiworld

: the hypothetical antimatter counterpart of a world

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First Known Use of antiworld

circa 1958, in the meaning defined above

History and Etymology for antiworld

anti- entry 1 + world entry 1

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Time Traveler for antiworld

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The first known use of antiworld was circa 1958

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Cite this Entry

“Antiworld.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antiworld. Accessed 29 May. 2020.

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