01 a. Not doubted; not called in question; indubitable; indisputable; as, undoubted proof; undoubted hero.
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1.
Not doubted; not called in question; indubitable; indisputable; as, undoubted proof; undoubted hero.
Entry
1 sense
Webster, 1913
Undoubted
· Un·doubt·ed
· IPA /ʌnˈdaʊtɪd/