theorize

verb

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

transitive verb

1
: to form a theory about
2
: to propose as a theory
theorization 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
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.
One fan theorized that fans shouldn't set their expectations too high about this mysterious project. Raul A. Reyes, Newsweek, 23 Jan. 2025 The team theorized there may be a couple explanations for this. Andrew Paul, Popular Science, 23 Jan. 2025 Quinlan theorizes that online shopping has empowered consumers to spread out their purchases over the year. Daniel De Visé, USA TODAY, 16 Jan. 2025 People theorized incorrectly that this was a coordinated public relations effort. Danny Emerman, The Mercury News, 16 Jan. 2025 See all Example Sentences for theorize 

Word History

First Known Use

1644, in the meaning defined at transitive sense 1

Time Traveler
The first known use of theorize was in 1644

Dictionary Entries Near theorize

Cite this Entry

“Theorize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/theorize. Accessed 28 Jan. 2025.

Kids Definition

theorize

verb
the·​o·​rize ˈthē-ə-ˌrīz How to pronounce theorize (audio)
theorized; theorizing
: to form a theory : speculate
theorizer noun
Last Updated: - Updated example sentences
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