Synset

having a quality that provokes disbelief
<adj.all>

sample sentences

"gave the teacher an implausible excuse"

lexical pointers

antonym

derivationally related form

implausibleness implausibility

semantic pointers

also see

incredible, unbelievable

similar to

cockamamie, cockamamy farfetched, far-fetched improbable, unbelievable, unconvincing, unlikely