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
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
All this attaches the show’s brainiac spectacle to big humanistic ideas.
—James Poniewozik, New York Times, 20 Mar. 2024
Parrots and corvids have reputations as the brainiacs of the bird world.
—John Timmer, Ars Technica, 27 Jan. 2023
Pop culture brainiacs, get excited — a new way to watch PEOPLE Puzzler is just around the corner.
—Kimberlee Speakman, Peoplemag, 24 Aug. 2023
See all Example Sentences for brainiac 
Brian Truitt, USA TODAY, 11 Mar. 2024
All this attaches the show’s brainiac spectacle to big humanistic ideas.
—James Poniewozik, New York Times, 20 Mar. 2024
Parrots and corvids have reputations as the brainiacs of the bird world.
—John Timmer, Ars Technica, 27 Jan. 2023
Pop culture brainiacs, get excited — a new way to watch PEOPLE Puzzler is just around the corner.
—Kimberlee Speakman, Peoplemag, 24 Aug. 2023
See all Example Sentences for brainiac
Recent Examples of Synonyms for brainiac
Noun
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The creative genius behind the look is Park Eunkyung, founder of Nail Unistella and the go-to nail artist for BLACKPINK members.—
Jenzia Burgos,
StyleCaster,
25 Jan. 2025
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Relentless, a Bess Kargman documentary released on MasterClass, which features interviews with Cher, Common, Gloria Estefan, David Foster, and Jenifer Hudson about Warren’s genius songwriting and work ethic.—
Tomás Mier,
Rolling Stone,
24 Jan. 2025
Noun
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Ichiro Suzuki, a wizard of sport and style, nearly cleared both yesterday.—
Chris Branch,
The Athletic,
22 Jan. 2025
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Or a witch or wizard standing over a cauldron concocting life-altering potions.—
Simone Milasas,
Forbes,
22 Jan. 2025
Noun
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Henry Cavill, noted Warhammer nerd, to star in and produce Warhammer 40,000 series at Amazon Then a father-to-be, Cavill shared a snap of himself in front of the baby's crib, while asking his followers for fatherly advice.—
Shania Russell,
EW.com,
19 Jan. 2025
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Older internet vernacular involved quoting memes or making references to nerd culture, but brain rot offers strange sentence constructions and rhetorical tics with a broad range of possible applications.—
Kaitlyn Tiffany,
The Atlantic,
13 Jan. 2025
Noun
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Tuesday night into Wednesday morning here on Rod Laver Arena, their bodies and brains alike were sucked into a fever dream.—
Matthew Futterman,
The Athletic,
21 Jan. 2025
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Techniques to Reduce Stress and Anxiety 14 Sources Dr. Moawad is a neurologist and expert in brain health.—
Heidi Moawad,
Verywell Health,
21 Jan. 2025
Thesaurus Entries Near brainiac
Cite this Entry
“Brainiac.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainiac. Accessed 30 Jan. 2025.
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