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
Synonym Usage
See doubtless ( def. ).
Other Word Forms
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.
Public trust is damaged not when science changes its conclusions in response to better evidence, but when scientists present provisional judgments as unquestionable truths.
From The Wall Street Journal ● Sep. 13, 2026
One unquestionable element is its success in raising the low estimation of Green Lantern created by a particularly clumsy movie, simply by imagining possibilities in much bigger terms.
From Salon ● Aug. 14, 2026
But Dallas also has Rookie of the Year Cooper Flagg, an unquestionable bright spot.
From The Wall Street Journal ● Jun. 22, 2026
Though he has not fully fired this season, City's commitment to the player is unquestionable as the two parties recently reached an agreement over a new contract at Etihad Stadium.
From BBC ● May 13, 2026
It should be obvious that facts can both be unquestionable and only have meaning within certain discursive conventions: e.g.
From "The Invention of Science" by David Wootton
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Get a wordDefinitions 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.
