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 says that something did not happen or that a situation does not exist, especially something that most people agree did happen or does exist:

Example:
He has compared climate change deniers to people who denied the link between HIV and Aids.