English edit

Etymology edit

From im- +‎ plausible.

Adjective edit

implausible (comparative more implausible, superlative most implausible)

  1. Not plausible; unlikely; dubious.
    • 2008 February 17, Mark Liberman, “More on Harper”, in Language Log:
      Harper finds the idea that Latin developed into the modern Romance languages too implausible to believe.

Synonyms edit

Translations edit