Thesaurus
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
Synonyms for brainiac
Words Related to brainiac
- ace,
- crackerjack
- (also crackajack),
- natural
Near Antonyms for brainiac
Antonyms for brainiac
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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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The first known use of brainiac was in 1975
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