deduce
verb (used with object)
to derive as a conclusion from something known or assumed; infer.
deduced
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past participleof deduce.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof deduce.past tense
Used to describe completed actions or previous habitual actions.
deduceverb (used with object)to derive as a conclusion from something known or assumed; infer.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Agatha Christie’s Tommy & Tuppence,” on BritBox starting Wednesday, is “based on the stories and characters of Agatha Christie,” which the detectives among you have deduced has something to do with … Agatha Christie.
From Los Angeles Times ● Sep. 16, 2026
Barclays deduced that the prediction markets with the most liquidity were able to provide valuable insights that can be compared to other available data.
From MarketWatch ● May 1, 2026
On the subject of lyricism, as may be deduced by now, it was a largely disappointing year for new musicals—but not for musical-theater performances.
From The Wall Street Journal ● Nov. 26, 2025
From this, they deduced that DNA must have a three-dimensional, double-helix structure - like a twisted ladder with rungs formed of alternating salt and phosphate groups.
From BBC ● Nov. 7, 2025
In those scenes, dialogue is either deduced from the written record or quoted verbatim as it was recounted to me in an interview.
From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot
