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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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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Every traveler should keep a portable charger with them, and this genius Charmast device is a convenient choice.—
Genevieve Cepeda,
Travel + Leisure,
12 July 2025
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Perhaps, but if power is the key constraint won’t the AI geniuses be incented to work around it?—
Michael Santoli,
CNBC,
12 July 2025
Noun
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Could these wizards find a way to dump Zeke Nnaji’s contract, too?—
Matt Schubert,
Denver Post,
3 July 2025
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The wizard will check whether your PC meets the requirements which are not, of course, the same as those needed to upgrade to Windows 11.—
David Phelan,
Forbes.com,
28 June 2025
Noun
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Bike nerds who are fans of data will dig the ELEMNT Bolt V2.—
Drew Zieff,
Outside Online,
8 July 2025
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Its list, which includes countless bottles of dead stock, boasts vintage spirits that would impress any booze nerd.—
Esther Tseng,
Bon Appetit Magazine,
27 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 21 Jul. 2025.
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