implausible

[im-plaw-zuh-buhl] / ɪmˈplɔ zə bəl /

ADJECTIVE

not likely

Synonyms

STRONGEST

dubious farfetched flimsy impossible improbable inconceivable incredible unbelievable unconvincing unreasonable

WEAK

doubtful far-out fishy for the birds full of holes obscure problematic puzzling reachy suspect thin too much unsubstantial weak won't hold water won't wash

Antonyms

STRONGEST

believable convincing credible likely plausible possible realistic reasonable tenable

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.

The team believes this notion of “satiated consumption” is implausible.

From MarketWatch • Feb. 24, 2026

The judge said Motin's version of events was "extremely implausible".

From BBC • Feb. 5, 2026

But those implausible sci-fi scenarios, believe it or not, are nowhere near the worst-case possibilities.

From Salon • Jan. 18, 2026

How did this implausible turn of events come to pass?

From Slate • Jan. 13, 2026

His story at trial was so implausible that it was easy to believe that he had been pressured to testify falsely.

From "Just Mercy" by Bryan Stevenson

Vocabulary lists containing implausible

Grade 9, List 6

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The Namesake

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Summer of the Mariposas

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!