theorize

verb
the·​o·​rize | \ ˈthē-ə-ˌrīz How to pronounce theorize (audio) , ˈthir-ˌīz \
theorized; theorizing

Definition of theorize

transitive verb

1 : to form a theory about
2 : to propose as a theory

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Other Words from theorize

theorization \ ˌthē-​ə-​rə-​ˈzā-​shən How to pronounce theorization (audio) , ˌthir-​ə-​ \ noun
theorizer noun

Examples of theorize in a Sentence

Many scientists have theorized about the possibility of life on other planets.
Recent Examples on the Web The temperature of this water would probably have remained just above freezing, the researchers theorize, a bit like the Antarctic subglacial lakes on Earth that are covered in ice year-round. Popular Science, "Frigid Pluto may have had a toasty start," 29 June 2020 Scientists theorize that the nutrients transported from the Sahara desert have helped to build and nourish coral reefs in the Caribbean, Bahamas and Florida for millions of years. Jeff Berardelli, CBS News, "Massive Sahara desert dust plume closing in on the United States," 26 June 2020 Some scientists theorize that millions of years of this seasonal sprinkling of Saharan dust fed the cornucopia of corals encrusting the Bahamas, which are surrounded by waters that lack many of the nutrients required to create such an oasis. Sabrina Imbler, The Atlantic, "Saharan Dust Storms Are Giving Earth Life," 24 June 2020 Scientists theorize that the nutrients transported from the Sahara desert have helped to build and nourish coral reefs in the Caribbean, Bahamas and Florida for millions of years. Jeff Berardelli, CBS News, "Massive Sahara desert dust plume drifting toward the United States," 23 June 2020 Experts theorize that bankruptcy stocks have become easier to trade after a wave of online brokerage firms eliminated trading fees last year. Julia Horowitz, CNN, "Next year could usher in a wave of deals as companies adapt to a new reality," 14 June 2020 The Skywalker in question isn’t one person Lucasfilm When Lucasfilm announced that Episode IX would be called The Rise of Skywalker, fans immediately started theorizing about the identity of the titular Skywalker. Megan Mccluskey, Time, "Star Wars: The Rise of Skywalker," 23 Nov. 2019 The hominin species is theorized to have vanished a bit earlier than 3.8 million years ago after giving rise to a later lineage, Australopithecus afarensis, to which the famed fossil Lucy belongs. Brian Handwerk, Smithsonian, "A 3.8-Million-Year-Old Skull Puts a New Face on a Little-Known Human Ancestor," 29 Aug. 2019 They were theorized by Niels Bohr over a century ago, but were only observed in 1980s. David Grossman, Popular Mechanics, "Scientists Can Save Schrödinger's Cat By Predicting Quantum Jumps," 7 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'theorize.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of theorize

1638, in the meaning defined at intransitive sense

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Time Traveler for theorize

Time Traveler

The first known use of theorize was in 1638

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Statistics for theorize

Last Updated

8 Jul 2020

Cite this Entry

“Theorize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/theorize. Accessed 12 Jul. 2020.

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More Definitions for theorize

theorize

verb
How to pronounce theorize (audio)

English Language Learners Definition of theorize

: to think of or suggest ideas about what is possibly true or real : to form or suggest a theory about something

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