supremacismn.
/sᵿˈprɛməsɪz(ə)m/, /suːˈprɛməsɪz(ə)m/, /sjᵿˈprɛməsɪz(ə)m/, /sjuːˈprɛməsɪz(ə)m/, U.S. /səˈprɛməˌsɪz(ə)m/, /suˈprɛməˌsɪz(ə)m/ Advocacy of, or belief in, the supremacy of a particular group, esp. one defined by race, religion, or sex; conduct which is motivated by, or is intended to enforce in practice, this belief.Frequently with modifying word specifying the group for which supremacy is advocated, and esp. in white supremacism n..
ΚΠ
1946 Chicago Defender 26 Oct. 15/5 The people have to be vigilant, and to expose fascism, supremacism, racism—all these allied outlooks.
1955 Jrnl. Negro Hist. 40 49 The principle cause of the recrudescence of repressive legislation, white supremacism and extra-legal terrorism against the Negroes was the alarm which was produced among conservatives.
1980 Jrnl. Contemp. Hist. 15 29 It was undermined..by the traditional Islamic supremacism of the rulers of the Empire.
1990 Newsweek 16 July 61/1 A parody of the insecure male whose strutting supremacism is just an act.
2005 Advocate 6 Dec. 6/1 They see their world of heterosexual supremacism crumbling, so they lash out.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.1946