denier
n.a person who refuses to believe that something is true, especially when there is clear evidence. You often hear this word when people talk about climate change or history.
n.a person who refuses to accept the truth or reality of something, typically in the face of overwhelming evidence. Often used in the context of historical revisionism or scientific consensus.
“He is a climate change denier who ignores the data.”
“The website was shut down because it provided a platform for Holocaust deniers to spread their false claims.”
“California Governor Gavin Newsom vowed to block the appointment of election denier Tina Peters , who was convicted in 2024 in relation to a plot to chase pro-Trump election conspiracies.”
“A northern California county plans to hire Tina Peters, the prominent Colorado election denier recently released from prison, to work on elections.”
From Old French denier, from Latin dēnārius. Doublet of denar, denarius, dinar, diner, dinero, and dinheiro.
From deny + -er.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.