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
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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.
While early journal entries chronicle profound uncertainties regarding viral origins and transmission dynamics, public mandates were treated as absolute, unquestionable truths.
From The Wall Street Journal ● Aug. 18, 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
Foreign minister Anand has called Arctic defence "an unquestionable national security priority of this government".
From BBC ● Feb. 6, 2026
Candidate instructors, it stipulated, were to have a fluent knowledge of both the French and English languages, and only those of temperate habits and unquestionable character need apply.
From "Nine Stories" by J. D. Salinger
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
