doubt
verb (used with object)
to be uncertain about; consider questionable or unlikely; hesitate to believe.
doubted
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past participleof doubt.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 doubt.past tense
Used to describe completed actions or previous habitual actions.
doubtverb (used with object)to be uncertain about; consider questionable or unlikely; hesitate to believe.
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.
Ryan Williams of MIT, a leading researcher in the field, had long publicly doubted it.
From Barron's ● Oct. 30, 2026
“We doubted whether we could get all that information into him,” Mercedes Trackside Engineering Director Andrew Shovlin says.
From The Wall Street Journal ● Oct. 23, 2026
At Telluride, Fielder said the filmmakers initially doubted Seyfried would want to participate.
From Los Angeles Times ● Oct. 16, 2026
He even doubted whether he would make it but said his family and friends kept him grounded.
From BBC ● Oct. 5, 2026
Assuming they could make it down to the fiery river, which she doubted, her plan seemed certifiably insane.
From "The House of Hades" by Rick Riordan
