skeptical

//ˈskɛptɪkəl//
C1Frequency Level 9Neutral
Visual representation of skeptical

Adjective

skepticalCanonical form
more skepticalComparative
most skepticalSuperlative
1

Having or expressing doubt about something, especially claims or statements that are generally accepted

Many scientists were skeptical about the new theory.

2

Relating to the philosophical theory that certain knowledge is impossible

He adopted a skeptical approach to philosophy, doubting the possibility of absolute truth.