conspiracist
noun
con·spir·a·cist kən-ˈspir-ə-sist 
: one who believes or promotes a conspiracy theory
Example Sentences
Recent Examples on the Web Unless the Republicans nominate Donald Trump or an extreme conspiracist, this blue-leaning unaffiliated voter will be turning red. 
WSJ, 2 Sep. 2022 The parents said those who believed the conspiracist and his claims about Sandy Hook went on to harass and threaten them verbally and physically. Emily Mae Czachor, CBS News, 4 Aug. 2022 Terpsehore Maras, a former President Donald Trump backer, election conspiracist and blogger, did make the ballot, running for Ohio Secretary of State against incumbent Republican Frank LaRose and Democrat Chelsea Clark. Jessie Balmert, The Enquirer, 18 July 2022 Also in Colorado, Republicans rejected prominent pro-Trump election conspiracist Tina Peters for secretary of state, choosing Pam Anderson to face Democratic incumbent Jena Griswold. Peter Weber, The Week, 29 June 2022 The Times also reported Thursday that conspiracist Alex Jones reached out to the January 6 committee to begin discussing a deal with the Justice Department to lay out his role in the lead up to the Stop the Steal rally. Daniel Strauss, The New Republic, 22 Apr. 2022 Infowars has been a major force and Jones a prominent figure among fringe, conspiracist types for years. Bonnie Kristian, The Week, 19 Apr. 2022 There is some hope among experts that virtuality will address the issue, requiring or eliciting a more concrete event than, say, a two-sentence conspiracist tweet. Washington Post, 4 Nov. 2021 Maybe celebrity gossip has a different character now, amid ceaseless worries over disinformation and conspiracist thinking. Kaitlyn Tiffany, The Atlantic, 27 Oct. 2021 See More
WSJ, 2 Sep. 2022 The parents said those who believed the conspiracist and his claims about Sandy Hook went on to harass and threaten them verbally and physically. Emily Mae Czachor, CBS News, 4 Aug. 2022 Terpsehore Maras, a former President Donald Trump backer, election conspiracist and blogger, did make the ballot, running for Ohio Secretary of State against incumbent Republican Frank LaRose and Democrat Chelsea Clark. Jessie Balmert, The Enquirer, 18 July 2022 Also in Colorado, Republicans rejected prominent pro-Trump election conspiracist Tina Peters for secretary of state, choosing Pam Anderson to face Democratic incumbent Jena Griswold. Peter Weber, The Week, 29 June 2022 The Times also reported Thursday that conspiracist Alex Jones reached out to the January 6 committee to begin discussing a deal with the Justice Department to lay out his role in the lead up to the Stop the Steal rally. Daniel Strauss, The New Republic, 22 Apr. 2022 Infowars has been a major force and Jones a prominent figure among fringe, conspiracist types for years. Bonnie Kristian, The Week, 19 Apr. 2022 There is some hope among experts that virtuality will address the issue, requiring or eliciting a more concrete event than, say, a two-sentence conspiracist tweet. Washington Post, 4 Nov. 2021 Maybe celebrity gossip has a different character now, amid ceaseless worries over disinformation and conspiracist thinking. Kaitlyn Tiffany, The Atlantic, 27 Oct. 2021 See More Word History
First Known Use
1975, in the meaning defined above