(ˈ)in, ən+ adjective
Etymology: Latin incredulus, from in- in- (I) + credulus credulous — more at credulous
1. : indisposed to admit or accept what is related as true
incredulous of such statements
2. : caused by disbelief or incredulity
an incredulous stare
3. obsolete : not to be believed : incredible
• in·credulously “+ adverb
• in·credulousness “+ noun