skepticism
1. An undecided, inquiring state of mind; doubt; uncertainty. "That momentary amazement, and irresolution, and confusion, which is the result of skepticism." (Hune)
2. <psychology> 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.
3. 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. "Let no . . . Secret skepticism lead any one to doubt whether this blessed prospect will be realized." (S. Miller)
Origin: Cf. F. Scepticisme
Alternative forms: scepticism.
Source: Websters Dictionary