brain wave

noun

Definition of brain wavenext
as in theory

Related Words

Relevance

Dissimilar Words

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 brain wave In simpler terms, their brain waves and yours can get synchronized. — Marcia Luttrell, San Diego Union-Tribune, 15 Feb. 2026 In one study, published in , the researchers looked at fast brain waves that flicker about 70 to 150 times per second through a part of the brain involved in speech perception. — Elise Cutts, Scientific American, 12 Feb. 2026 But that brain wave data is still highly personal and can reveal a lot about a person’s mental or emotional state. — Emily Mullin, Wired News, 22 Dec. 2025 Building on his recent study of macaques, Miller’s goal is to conclusively identify a brain wave signature of unconsciousness in humans. — Big Think, 20 Aug. 2025 See All Example Sentences for brain wave
Recent Examples of Synonyms for brain wave
  1. theory
  2. hypothesis
  3. guess
  4. brainchild
  5. inspiration
  6. speculation
  7. conjecture
  8. conviction
Noun
  • The lipstick index is an economic theory holding that sales of affordable discretionary spending or luxuries skyrocket when consumers believe an economic recession is impending.
    — Sarah Glodek, Fortune, 28 Aug. 2026
  • Yet Turing’s theory of computation wasn’t really about computers, at least not at first.
    — Ben Brubaker, Quanta Magazine, 28 Aug. 2026
Definition of theory
Noun
  • The elaborate decorations could support that hypothesis, officials said.
    — Andrea Margolis, FOXNews.com, 24 Aug. 2026
  • Their hypothesis was confirmed when footage of a Ying Yang Twins performance went viral in 2025.
    — Kailyn Brown, Los Angeles Times, 21 Aug. 2026
Definition of hypothesis
Noun
  • Markets will certainly try to anticipate Fed actions, based on economic data and our guess about how the Fed will respond to new data.
    — Bill Conerly, Forbes.com, 28 Aug. 2026
  • Whether or not the man who lost his three children will continue to be abused online is anyone’s guess.
    — Addie Morfoot, Variety, 28 Aug. 2026
Definition of guess
Noun
  • Although the brainchild for this race began several years ago, the campaigning for this event began in August 2025.
    — Bruce Martin, Forbes.com, 22 Aug. 2026
  • Casa Bonavita, Malta Opened in May, this escape is the brainchild of Christopher and Suzanne Sharp, the founders of The Rug Company.
    — Matt Ortile, Condé Nast Traveler, 20 Aug. 2026
Definition of brainchild
Noun
  • These Shanghai knives became the inspiration for the Fairbairn-Sykes knife when the two returned to Britain in 1940 to help in training the new Commando force.
    — David Szondy August 30, New Atlas, 30 Aug. 2026
  • Her biggest inspiration for the fest came from Sarah McLachlan’s Lilith Fair, and Rodrigo gave her young fans a little history lesson.
    — Alejandra Gularte, Vulture, 30 Aug. 2026
Definition of inspiration
Noun
  • Earlier this summer, speculation regarding Ariana Grande’s weight and body image reached a fever pitch after the singer announced her retreat from public life following the ending of her ongoing tour next week.
    — José Criales-Unzueta, Vanity Fair, 27 Aug. 2026
  • On Wednesday, Variety published a story noting that a slate of high-profile clients has departed from UTA, putting the agency on edge and leading to speculation about whether other big names will jump to rival agencies.
    — Max Tani, semafor.com, 26 Aug. 2026
Definition of speculation
Noun
  • That conjecture could be broken down into two separate problems.
    — Leila Sloman, Quanta Magazine, 31 Aug. 2026
  • The American public distrusts its legal institutions and media outlets, creating a vacuum in which wild conjecture can bloom.
    — Jessica Winter, New Yorker, 22 Aug. 2026
Definition of conjecture
Noun
  • Family says risks remain despite convictions The court also ordered about $223,500 in compensation for Inuma’s legal heirs and about $74,500 for Tapullima, the woman wounded in the attack.
    — Steven Grattan, Los Angeles Times, 26 Aug. 2026
  • The artifacts cited in this particular conviction include a bust of Cleopatra, items from a princess’s grave and a stone slab affiliated with Tutankhamun.
    — News Desk, Artforum, 26 Aug. 2026
Definition of conviction

Browse Nearby Words

brainwashing
brain wave
brain waves
See all Nearby Words

Cite this Entry

“Brain wave.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brain%20wave. Accessed 1 Sep. 2026.

Copy Citation

More from Merriam-Webster on brain wave

Britannica.com: Encyclopedia article about brain wave

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

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Why does English have so many silent letters?

7 Pairs of Commonly Confused Words
See More

Popular in Wordplay

See More

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of
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
skateboard-dog-hat
Wordmaxxing Slang Quiz Give your vocabulary a glow up by getting sendy w...
See All