undoubted

[ uhn-dou-tid ]
/ ʌnˈdaʊ tɪd /

adjective

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

Origin of undoubted

late Middle English word dating back to 1425–75; see origin at un-1, doubt, -ed2
Related formsun·doubt·ed·ly, adverb

Synonym study

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for undoubtedly

British Dictionary definitions for undoubtedly (1 of 2)

undoubtedly

/ (ʌnˈdaʊtɪdlɪ) /

adverb

certainly or definitely; unquestionablyhe is undoubtedly talented
(sentence modifier) without doubt; certainly or indisputablyundoubtedly there will be changes

British Dictionary definitions for undoubtedly (2 of 2)

undoubted

/ (ʌnˈdaʊtɪd) /

adjective

beyond doubt; certain or indisputable
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for undoubtedly

undoubted


adj.

mid-15c., from un- (1) "not" + past participle of doubt (v.).

Online Etymology Dictionary, © 2010 Douglas Harper