Definitions

unquestionable

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

ADJECTIVE

definite; beyond doubt

Synonyms

STRONGEST

absolute indisputable self-evident undeniable unequivocal unmistakable

WEAK

accurate authentic bona fide certain clear cold conclusive dependable down pat downright established faultless flat flawless for certain genuine incontestable incontrovertible indubitable irrefutable manifest no ifs ands or buts obvious pat patent perfect positive real reliable superior sure sure-enough true undisputable undoubted unimpeachable veritable well-founded well-grounded

Antonyms

STRONGEST

disputable indefinite uncertain unsure vague

WEAK

doubtful 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.

That news, or any unquestionable indication of it, didn't materialise this week.

From BBC • Mar. 1, 2026

“It’s unquestionable that climate change and environmental impacts are impacting the speed and severity of which things change. ... Climate resilience has to be part of the conversation.”

From Los Angeles Times • Jan. 27, 2026

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 love of food, the love of MasterChef, and that unquestionable expertise, makes Grace the perfect person to step in alongside me as judge for the forthcoming Celebrity MasterChef series."

From BBC • Dec. 18, 2024

This event, his first unquestionable success, was a signal triumph for Francis.

From "Double Helix" by James D. Watson

unquestionable

Example Sentences

Related Words