How to Use theory in a Sentence

theory

noun

• Her method is based on the theory that all children want to learn.
• There are a number of different theories about the cause of the disease.
• She proposed a theory of her own.
• There is no evidence to support such a theory.
• He is a specialist in film theory and criticism.
• Investigators rejected the theory that the death was accidental.
• Let the facts drive the theory, not the other way around.
  — John Wenzel, The Know, 25 Aug. 2019
• The fourth theory has to do with the creators of these tools.
  — Caroline Mimbs Nyce, The Atlantic, 16 Aug. 2024
• The blogger's theories have been proven right (and wrong) in the past.
  — Grace Tucker, The Enquirer, 15 July 2024
• Because the theory was, the Colts couldn't win this game.
  — Indystar Sports, Indianapolis Star, 31 Aug. 2019
• For his part, Trump’s lawyer seemed more ready to spar on the legal theory than the facts of Jan. 6.
  — TIME, 8 Feb. 2024
• In theory, that set the stage for more of Damante and Phelps’ heroics.
  — The Arizona Republic, 10 Dec. 2022
• This week, the process offered clues about each side’s theory of the case.
  — Deanna Paul, WSJ, 17 Jan. 2020
• In theory, that would confirm that the ball was was short of the marker.
  — Peter Dawson, star-telegram, 30 Jan. 2018
• The series aims to shed light on how theories like this gain traction in the U.S. and around the world.
  — Brian Welk, IndieWire, 21 June 2024
• Give the premiere a grade in our poll, and hit the comments to share your thoughts and theories.
  — Dave Nemetz, TVLine, 11 Oct. 2024
• The problem is that there’s no way to test this theory.
  — Matt Novak / Gizmodo, Quartz, 28 Mar. 2024
• That would fill the supply chain and, in theory, bring prices down.
  — Josh Boak, ajc, 9 Mar. 2022
• So far, the past couple of years have proven that theory wrong.
  — Samuel Axon, Ars Technica, 31 July 2019
• The theory is that Heuermann used a roll of tape that had been lying around the house.
  — Robert Kolker, New York Times, 19 Oct. 2023
• What was your favorite fan theory about who was in the car?
  — Dan Snierson, EW.com, 12 Jan. 2022
• In theory, both would have their stuff play up in short stints.
  — Los Angeles Times, 3 Aug. 2019
• Here’s my theory: Too many got a taste of not working and liked it.
  — Andy Kessler, WSJ, 25 Sep. 2022
• This isn’t the first time Johnson’s theory has been aired.
  — Washington Post, 28 Oct. 2017
• At least in theory, all of these ideas could light the way to a healthy pluralism.
  — Richard Just, Washington Post, 28 Oct. 2020
• One theory for this change of plan has to do with status.
  — Stephania Taladrid, The New Yorker, 26 Oct. 2019
• In theory, the third dose would boost the immune response.
  — Lois K. Solomon, sun-sentinel.com, 11 Oct. 2021
• In theory, that’s not how the market is supposed to work.
  — Justin Worland/houston, Time, 10 Mar. 2022
• This idea that collaborative learning is a propulsive force is much more than a theory based on my nerdy friends.
  — Kevin Kruse, Forbes, 11 Dec. 2024
• The theory is that quantum computers will be able to process much larger volumes of data, leading to potential breakthroughs in areas like medicine, science and finance.
  — Yeo Boon Ping, CNBC, 11 Dec. 2024

Last Updated: 28 Dec 2024