sceptical

• POS: Adjective
• HYPHEN: scep=ti=cal

CIDE DICTIONARY

sceptical,  

 See Skeptic, Skeptical, Skepticism, etc.  [1913 Webster]

OXFORD DICTIONARY

sceptical, adj. (US skeptical)
1 inclined to question the truth or soundness of accepted ideas, facts, etc.; critical; incredulous.
2 Philos. of or accepting the philosophy of Pyrrhonism, denying the possibility of knowledge.

Derivative

sceptically adv.

ROGET THESAURUS

sceptical

Doubt

N unbelief doubt, unbelief, disbelief, misbelief, discredit, miscreance, infidelity, dissent, change of opinion, retraction, doubt, skepticism, scepticism, misgiving, demure, distrust, mistrust, cynicism, misdoubt, suspicion, jealousy, scruple, qualm, onus probandi, incredibility, incredibleness, incredulity, doubter, skeptic, cynic, unbeliever, unbelieving, skeptical, sceptical, incredulous as to, skeptical as to, distrustful as to, shy as to, suspicious of, doubting, doubtful, disputable, unworthy of, undeserving of belief, questionable, suspect, suspicious, open to suspicion, open to doubt, staggering, hard to believe, incredible, unbelievable, not to be believed, inconceivable, impossible, fallible, undemonstrable, controvertible, cum grano salis, with a grain of salt, with grains of allowance, fronti nulla fides, nimium ne crede colori, timeo Danaos et dona ferentes, I fear the Greeks even when bearing gifts, beware of Greeks bearing gifts, credat Judaeus Apella, let those believe who may, ad tristem partem stenua est suspicio.