Thesaurus.com
Dictionary.com
Definitions

plausible

[plaw-zuh-buhl] / ˈplɔ zə bəl /
ADJECTIVE
reasonable, believable
Synonyms
STRONGEST
conceivable credible logical persuasive possible probable tenable valid
WEAK
creditable like enough likely presumable smooth sound supposable very likely
Antonyms
STRONGEST
impossible improbable inconceivable irrational unbelievable unimaginable unlikely unreasonable untenable
WEAK
implausible

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.

Thankfully, the GP agreed it could be a "plausible reason".

From BBC • Apr. 9, 2026

“As such, oil and equities decoupling the other way is arguably more plausible: that is, earnings momentum, amid a resilient economy, helps the S&P 500 grind higher even if oil prices stay high,” he added.

From Barron's • Apr. 7, 2026

Giuliani, on the other hand, made national headlines as “America’s mayor” for his leadership during the 9/11 crisis, and immediately became a plausible candidate for president.

From Salon • Apr. 4, 2026

This time, with more than a half dozen plausible candidates and no obvious path to victory for any one, it’s every man and woman for themselves.

From Los Angeles Times • Mar. 29, 2026

This philosopher is certainly not Newcomen; but Desaguliers had, I think, correctly intuited the only plausible route to the invention of the Newcomen engine.

From "The Invention of Science" by David Wootton