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antihelium

noun
an·ti·helium | \" +\

Definition of antihelium 

: the antimatter counterpart of helium

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First Known Use of antihelium

1963, in the meaning defined above

History and Etymology for antihelium

anti- entry 1 + helium

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Dictionary Entries near antihelium

antihalation

antihalo

anti-harassment

antihelium

antihemophilic factor

antihero

antiheroine

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Time Traveler for antihelium

The first known use of antihelium was in 1963

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