as in genius
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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Example Sentences
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Recent Examples of brainiac
Hollis enrolled him at Terra Environmental Research Institute, a magnet school for science, tech and engineering brainiacs.
—
Carol Marbin Miller, Miami Herald, 2 Jan. 2025
Other designers, like the British Cypriot Hussein Chalayan, brought a compelling sense of brainiac wonder to the fashion world.
—Hamish Bowles, Vogue, 17 Sep. 2024
The company hired a team of brainiacs and gave them latitude to pursue research questions in service of the perfect brew.
—Jack Murtagh, Scientific American, 25 May 2024
The bright-eyed Redmayne really fits the part of a brainiac – especially in a story about one of our greatest minds.
—Brian Truitt, USA TODAY, 11 Mar. 2024
See All Example Sentences for brainiac
Carol Marbin Miller, Miami Herald, 2 Jan. 2025
Other designers, like the British Cypriot Hussein Chalayan, brought a compelling sense of brainiac wonder to the fashion world.
—Hamish Bowles, Vogue, 17 Sep. 2024
The company hired a team of brainiacs and gave them latitude to pursue research questions in service of the perfect brew.
—Jack Murtagh, Scientific American, 25 May 2024
The bright-eyed Redmayne really fits the part of a brainiac – especially in a story about one of our greatest minds.
—Brian Truitt, USA TODAY, 11 Mar. 2024
See All Example Sentences for brainiac
Recent Examples of Synonyms for brainiac
Noun
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Chairman Bang is a true visionary and a musical genius.—
Shirley Halperin,
HollywoodReporter,
1 July 2025
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What genius decided to use position players to pitch in the ninth inning when the team was either way ahead or way behind in a game?—
Los Angeles Times,
Los Angeles Times,
28 June 2025
Noun
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The star, who portrayed Alex Russo on Disney Channel’s Wizards of Waverly Place, shared a photo from the spinoff’s set of her hand — complete with glittering manicure — holding her red wizard wand on Instagram Stories.—
Anna Chan,
Billboard,
27 June 2025
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Jacobs, a White man, likened Walton, a Black woman, to David Duke, the former grand wizard of the Ku Klux Klan.—
Eduardo Cuevas,
USA Today,
27 June 2025
Noun
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As a film nerd with a 37-inch vertical, Nique Clifford only borrows from the best.—
Sean Keeler,
Denver Post,
24 June 2025
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Music supervisor is a job that is part professional music nerd, part aural detective and part crate-digging business affairs exec.—
Peter White,
Deadline,
20 June 2025
Noun
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Increases Blood Potassium Levels Your body needs potassium for kidney, heart, muscle, and brain functions.—
Merve Ceylan,
Health,
8 July 2025
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One problem is that in most organization, knowledge is spread around in many systems, brains and silos.—
Stephen Diorio,
Forbes.com,
8 July 2025
Cite this Entry
“Brainiac.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainiac. Accessed 11 Jul. 2025.
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