The Open Dictionary

sceptic

noun

UK/ˈskep.tɪk/
US/ˈskep.tɪk/

Definitions of sceptic noun

  1. Countable

    An individual who expresses doubt or skepticism about the truth or value of an idea or belief.

    • He was initially a sceptic about the proposal, but he was eventually convinced.

    • Despite the evidence, there are still some sceptics who remain unconvinced.

    • She is a sceptic when it comes to schemes that promise quick riches.