Meanings
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1
verb
To think that something is probably not true or unlikely to happen.
I doubt that the investors will accept our offer.
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2
verb
To not trust or feel sure about someone or something.
She began to doubt his honesty after the argument.
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3
noun
A feeling of being unsure or not believing something.
There was some doubt about who the child's real father was.
Thesaurus
Etymology
Etymology tree Latin dubō Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Latin -ō Latin -tō Latin -itō Latin dubitō Old French doterbor. Middle English douten ▲ Old French doter Old French doutebor. Middle English doute ▲ English dubiousinflu. ▲ Latin dubitōinflu. English doubt The verb is derived from Middle English douten (“to doubt, fear, worry”) [and other forms], from Old French douter, doter, duter (compare Middle French doubter), from Latin dubitāre (“to be uncertain, doubt; to hesitate, waver in coming to an…