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EnglishEdit

 
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EtymologyEdit

Blend of brain +‎ maniac, with influence from ENIAC, the name of an early computer. The term was coined in the Superman comic book and first appeared in Action Comics #242 in July, 1958.

PronunciationEdit

NounEdit

brainiac (plural brainiacs)

  1. (slang, sometimes derogatory) A very intelligent and usually studious, erudite person.

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