implausible

[ im-plaw-zuh-buhl ]

adjective

1. not plausible; not having the appearance of truth or credibility:

   an implausible alibi.

   Synonyms: unbelievable, improbable, unlikely

implausible

/ ɪmˈplɔːzəbəl /

adjective

1. not plausible; provoking disbelief; unlikely

Derived Forms

• imˌplausiˈbility, noun
• imˈplausibly, adverb

Other Words From

• im·plausi·bili·ty im·plausi·ble·ness noun
• im·plausi·bly adverb

Word History and Origins

Origin of implausible¹

First recorded in 1595–1605; im- ² + plausible

Related Words

• dubious
• farfetched
• flimsy
• impossible
• improbable
• inconceivable
• incredible
• unbelievable
• unconvincing
• unreasonable