skeptic

1. n. One who is yet undecided as to what is true; one who is looking or inquiring for what is true; an inquirer after facts or reasons. Source: opted

2. n. A doubter as to whether any fact or truth can be certainly known; a universal doubter; a Pyrrhonist; hence, in modern usage, occasionally, a person who questions whether any truth or fact can be established on philosophical grounds; sometimes, a critical inquirer, in opposition to a dogmatist. Source: opted

3. n. A person who doubts the existence and perfections of God, or the truth of revelation; one who disbelieves the divine origin of the Christian religion. Source: opted

4. a. Alt. of Skeptical Source: opted

5. n. someone who habitually doubts accepted beliefs Source: wordnet

6. n:100 n. someone who habitually doubts accepted beliefs Source: ecdict

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