1. people who doubt or question accepted beliefs, claims, or ideas
Usage: plural of sceptic; British spelling

Examples

• The sceptics demanded more evidence before accepting the new theory.
• Climate change sceptics continue to challenge the scientific consensus.
• Many sceptics attended the debate to hear both sides of the argument.
• The politician faced tough questions from sceptics in the audience.
• Religious sceptics often seek rational explanations for unexplained phenomena.
• The company’s claims were met with criticism from industry sceptics.