unquestionable
Americanadjective
-
not open to question; beyond doubt or dispute; indisputable; undeniable; certain.
an unquestionable fact.
-
above criticism; unexceptionable.
a man of unquestionable principles.
adjective
-
indubitable or indisputable
-
not admitting of exception or qualification
an unquestionable decision
Related Words
See doubtless ( def. ).
Other Word Forms
- unquestionability noun
- unquestionableness noun
- unquestionably adverb
Etymology
Origin of unquestionable
First recorded in 1590–1600; un- 1 + questionable
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Millie Bright's international retirement is a reflection of a changing of the guard in Sarina Wiegman's England team - but her impact on their success is unquestionable.
From BBC • Oct. 13, 2025
No matter where people stand on Schulz’s point of view on comedy, his mark on pop culture with his punchlines has become unquestionable.
From Los Angeles Times • Mar. 4, 2025
The precision of the drops is astonishing, the impact heart-lifting, their moments of victory obvious and unquestionable.
From Los Angeles Times • Jan. 11, 2025
For all England's unquestionable courage and energy, they have continually been undermined by mistakes this autumn.
From BBC • Nov. 16, 2024
He heads the shooting list for to-day with three unquestionable hits.
From "All Quiet on the Western Front: A Novel" by Erich Maria Remarque
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.