Meaning of the word denier in English

What does denier mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

denier

US /dɪˈnaɪ.ɚ/
UK /dɪˈnaɪ.ər/

Noun

a person who denies something, especially a widely accepted fact or belief

Example:
He's a climate change denier, despite overwhelming scientific evidence.
The Holocaust deniers continue to spread their hateful propaganda.