Skeptic(a.) Alt. of Skeptical
Skeptic(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.
Skeptic(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.
Skeptic(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.
Skeptical(a.) Of or pertaining to a sceptic or skepticism; characterized by skepticism; hesitating to admit the certainly of doctrines or principles; doubting of everything.
Skeptical(a.) Doubting or denying the truth of revelation, or the sacred Scriptures.
Skepticism(n.) An undecided, inquiring state of mind; doubt; uncertainty.
Skepticism(n.) The doctrine that no fact or principle can be certainly known; the tenet that all knowledge is uncertain; Pyrrohonism; universal doubt; the position that no fact or truth, however worthy of confidence, can be established on philosophical grounds; critical investigation or inquiry, as opposed to the positive assumption or assertion of certain principles.
Skepticism(n.) A doubting of the truth of revelation, or a denial of the divine origin of the Christian religion, or of the being, perfections, or truth of God.
Skepticize(v. i.) To doubt; to pretend to doubt of everything.

Words within skeptical