: not plausible : provoking disbelief. Other Words from implausible Synonyms & Antonyms Example Sentences Learn More About implausible.

What is an implausible story?

The definition of implausible is something that is unlikely to be true. A plot point in a story that makes no sense and that readers universally agree would not be something the characters do is an example of something that would be described as implausible. adjective.

Is it implausible or implausible?

The adjective implausible breaks down into im, meaning “not,” and plausible, meaning "likely." So it simply means "not likely." Implausible ideas or stories usually get high marks for creativity, but they're just too crazy to be believable.