n. & adj. (US skeptic)
--n.
1. a person inclined to doubt all accepted opinions; a cynic.
2 a person who doubts the truth of Christianity and other religions.
3 hist. a person who accepts the philosophy of Pyrrhonism.
--adj. SCEPTICAL.
Derivatives:
scepticism n.
Etymology: F sceptique or L scepticus f. Gk skeptikos (as SCEPSIS)