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

Mr. Stephens comments in a way that exalts the passage’s author: “Given this statement, it seems implausible that . . . Marcus bowed to trumpery.”

From The Wall Street Journal • Jan. 11, 2026

The chaplain listened to the implausible explanation distrustfully.

From "Catch-22" by Joseph Heller

Vocabulary lists containing implausible

Grade 9, List 6

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The Namesake

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Summer of the Mariposas

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