unquestionable

[ uhn-kwes-chuh-nuh-buhl ]
/ ʌnˈkwɛs tʃə nə bəl /

adjective

not open to question; beyond doubt or dispute; indisputable; undeniable; certain: an unquestionable fact.
above criticism; unexceptionable: a man of unquestionable principles.

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Origin of unquestionable

First recorded in 1590–1600; un-1 + questionable

synonym study for unquestionable

See doubtless.

OTHER WORDS FROM unquestionable

un·ques·tion·a·ble·ness, nounun·ques·tion·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for unquestionable

British Dictionary definitions for unquestionable

unquestionable
/ (ʌnˈkwɛstʃənəbəl) /

adjective

indubitable or indisputable
not admitting of exception or qualificationan unquestionable decision

Derived forms of unquestionable

unquestionability or unquestionableness, noun
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