brainiacs

noun

plural of brainiac
as in geniuses
a very smart person a techie who always has to have the latest gadget that the brainiacs in Silicon Valley have cooked up

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of brainiacs The contestants — all performed well by current college students and recent college graduates — are a cross-section of typical middle-school brainiacs. — Pam Kragen, San Diego Union-Tribune, 2 June 2026 Citadel’s entire business is built around hiring brainiacs. — Brandon Kochkodin, Forbes.com, 28 May 2026 South Bay brainiacs — watch out. — Kate Bradshaw, Mercury News, 28 May 2026 Not the brainiacs in charge, apparently. — Rachel Marsden, Hartford Courant, 17 Apr. 2026 Even at a flagship public university, the true type-A brainiacs might have to work harder to find one another. — Rose Horowitch, The Atlantic, 4 Apr. 2026 By the time season 3 begins, that empire is thriving, with Dwight having amassed a loyal team of hustlers, killers, and brainiacs. — Randall Colburn, Entertainment Weekly, 23 Nov. 2025 Both are wicked smart brainiacs on a tireless quest to do good in the world. — Natasha Stoynoff, PEOPLE, 7 Sep. 2025
Recent Examples of Synonyms for brainiacs
  1. geniuses
  2. wizards
  3. brains
  4. intellects
  5. nerds
Noun
  • The two budding geniuses would sit in Charles’ apartment for hours, talking music theory and analyzing records, though Jones’s curiosity occasionally exhausted Charles.
    — Hadley Hall Meares, Vanity Fair, 3 July 2026
  • You have been fired or laid off, and your replacement immediately takes the company to unprecedented heights while receiving the universal praise reserved for the geniuses of your craft.
    — Ian O'Connor, New York Times, 17 June 2026
Definition of geniuses
Noun
  • Their quest pits them against wizards, monsters, dragons, and a sinister conspiracy in a lighthearted fantasy adventure inspired by the tabletop RPG.
    — Erik Kain, Forbes.com, 11 July 2026
  • After climbing the Azkaban Escape Tower to the top, repel-style, young wizards-in-training, Clark and Emily Friscia, were ready to go home.
    — Greg Harutunian, Chicago Tribune, 29 June 2026
Definition of wizards
Noun
  • The man singing with Bridgers was, in fact, Dan Reeder, an oddball folk singer-songwriter, longtime visual artist, and instrument maker who’s developed a cult following for his beautifully simple songs about butterflies and beachballs and brains.
    — Jonathan Bernstein, Rolling Stone, 16 July 2026
  • Scientists have found that humans evolved to rely on each other, and our brains are hardwired to seek out relationships and community, not only for joy and comfort, but for survival.
    — Juliet Linderman, Fortune, 16 July 2026
Definition of brains
Noun
  • Women are compelled to suppress their desires, intellects, and emotions in Gilead.
    — Amanda Whiting, Vulture, 29 Apr. 2026
  • While the likes of Philo and Trotter have expanded upon the idea by prioritizing people whose intellects align with their brand values, Jacquemus takes it to another level.
    — Hannah Jackson, Vogue, 23 Jan. 2026
Definition of intellects
Noun
  • Schedule nerds may be interested that American offered 28 and 27 flights ​to Kansas ​City on July ​9 and 10, with 373 and 372 flights ​to ​its Miami hub on the same two days.
    — Ted Reed, Forbes.com, 11 July 2026
  • The supermodel was one of the most surprising people to make the guest list, causing pandemonium amongst Swifties and pop culture nerds alike when she was photographed heading to the wedding in a gorgeous gold silk gown (what a gold rush).
    — Maya Georgi, Rolling Stone, 6 July 2026
Definition of nerds

Browse Nearby Words

brainiac
brainiacs
braininess
See all Nearby Words

Cite this Entry

“Brainiacs.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainiacs. Accessed 19 Jul. 2026.

Copy Citation
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

Merriam-Webster’s Great Big List of Words You Love to Hate

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

The Longest Long Words List

Ten Words Ending with a Silent ‘T’

The Words of the Week - Jul 17
See More

Popular

See More

Merriam-Webster’s Great Big List of Words You Love to Hate

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
child-detective
Spot the Misspelled Word July 2026 Those little red underlines can't help you now...
See All