skeptic

Definition of Skeptic in English :

1. doubter, sceptic, skeptic

someone who habitually doubts accepted beliefs

WordNet Lexical Database for English. Princeton University. 2010.

Skeptic

noun, adjective

an archaic, and the usual US, spelling of sceptic

adjective

1. var. of

skeptical

, used esp. in philosophy

noun

2. [S-]

a member of any of the ancient Greek philosophical schools that denied the possibility of any certain knowledge

3.

a person who believes in or practices philosophical skepticism

4.

a person who habitually doubts, questions, or suspends judgment upon matters generally accepted

5.

a person who doubts religious doctrines

n.

1. One who instinctively or habitually doubts, questions, or disagrees with assertions or generally accepted conclusions.

2. One inclined to skepticism in religious matters.

3. Philosophy

a. often Skeptic An adherent of a school of skepticism.

b. Skeptic A member of an ancient Greek school of skepticism, especially that of Pyrrho of Elis (360?-272? BC).