undoubted

American  

[uhn-dau-tid] / ʌnˈdaʊ tɪd /

adjective

1. not called in question; accepted as beyond doubt; undisputed.

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undoubted British  

/ ʌnˈdaʊtɪd /

adjective

1. beyond doubt; certain or indisputable

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Synonym Usage

See doubtless ( def. ).

Other Word Forms

• undoubtedly
  adverb

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Etymology

Origin of undoubted

late Middle English word dating back to 1425–75; see origin at un- ¹, doubt, -ed ²

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Explanation

Something that's undoubted is generally accepted as certain or true. If you make $100 in one afternoon at your lemonade stand, it's an undoubted success! You can use the adjective undoubted to describe things you have no doubt about, in much the same way you'd use undisputed. If everyone agrees that you're the best Monopoly player in the whole family, you're the game's undoubted champion. And when you have a pal who's always there for you, they're your undoubted friend — you don't have the slightest bit of doubt about their friendship.

Example Sentences

See Examples For:

undoubted

Part of the defensiveness, no doubt, is about Rupar’s undoubted ability to make images of the enormous carry-on bag that Harp hauls around go viral.

From Salon ● Sep. 16, 2026

BBC Sport examines whether a move to Forest can reignite the career of a young player hoping to marry progress with his undoubted potential.

From BBC ● Aug. 27, 2026

Edward Errington-Rozkalns, known as Teddy, died in November 2020 after "undoubted failings" led to midwives failing to monitor his blood sugar levels before sending him home.

From BBC ● Jun. 24, 2026

She said: "This wasn't bad luck. It was a catastrophic collapse of responsibility. An undoubted miscarriage of justice that must now be addressed."

From BBC ● Jun. 8, 2026

His undoubted gifts as an anatomist allowed him to get away with the most barefaced dishonesties.

From "A Short History of Nearly Everything" by Bill Bryson

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