skeptic

skeptic

noun

Definition of SKEPTIC

a person who is always ready to doubt or question the truth or existence of something <the demand by skeptics that believers in Bigfoot produce some hard evidence of that hairy humanoid>

Synonyms disbeliever, doubter, doubting Thomas, questioner, unbeliever

Related Words agnostic; cynic, misanthrope, pessimist; derider, ridiculer, scoffer

Near Antonyms chump, dupe, gull, pigeon, sucker