Examples of theorize in a Sentence
Many scientists have theorized about the possibility of life on other planets.
Recent Examples on the Web
Dark matter was theorized in 1933 by astronomer Fritz Zwicky, who found that the visible galaxies of the Coma Cluster lacked the necessary gravitational influence to prevent this cluster from flying apart.
—
Robert Lea, Space.com, 25 Nov. 2025
Since dark matter was conceptualized nearly 100 years ago by Swiss astronomer Fritz Zwicky, the invisible substance theorized to hold galaxies together that is supposedly all around us has largely remained a mystery.
—Hannah Millington, MSNBC Newsweek, 25 Nov. 2025
Maybe, as comedian Tessa Belle theorized on StraightioLab, Charli XCX really is the new Judd Apatow.
—Jason P. Frank, Vulture, 20 Nov. 2025
Supports Bone Health One of onions' most powerful compounds is theorized to give a boost to bone health.
—Melissa Porrey Lpc, Verywell Health, 17 Nov. 2025
See All Example Sentences for theorize
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Robert Lea, Space.com, 25 Nov. 2025
Since dark matter was conceptualized nearly 100 years ago by Swiss astronomer Fritz Zwicky, the invisible substance theorized to hold galaxies together that is supposedly all around us has largely remained a mystery.
—Hannah Millington, MSNBC Newsweek, 25 Nov. 2025
Maybe, as comedian Tessa Belle theorized on StraightioLab, Charli XCX really is the new Judd Apatow.
—Jason P. Frank, Vulture, 20 Nov. 2025
Supports Bone Health One of onions' most powerful compounds is theorized to give a boost to bone health.
—Melissa Porrey Lpc, Verywell Health, 17 Nov. 2025
See All Example Sentences for theorize
Cite this Entry
“Theorize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/theorize. Accessed 1 Dec. 2025.
Copy CitationKids Definition
theorize
verb
the·o·rize
ˈthē-ə-ˌrīz 
theorized; theorizing
: to form a theory : speculate
theorizer
noun
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