I. scep ‧ ti ‧ cis ‧ m BrE AmE British English , skepticism American English /ˈskeptəsɪz ə m, ˈskeptɪsɪz ə m/ noun [uncountable]
an attitude of doubting that particular claims or statements are true or that something will happen
II. skep ‧ ti ‧ ci ‧ sm /ˈskeptəsɪz ə m, ˈskeptɪsɪz ə m/ BrE AmE noun [uncountable and countable]
the American spelling of ↑ scepticism