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brainiac

noun

Synonyms & Antonyms of brainiac

a very smart person
  • a techie who always has to have the latest gadget that the brainiacs in Silicon Valley have cooked up

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The first known use of brainiac was in 1975

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Thesaurus Entries Near brainiac

brained

brainiac

brainiacs

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Cite this Entry

“Brainiac.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainiac. Accessed 27 Oct. 2021.

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