Where does “antiracist” come from?

Antiracist derives from English racism combined with the prefix anti-, from Ancient Greek ἀντί meaning "against," ultimately from Proto-Indo-European h₂énti.

antiracist (English): Opposed to racism; One who opposes racism

Definitions

  1. Opposed to racism; One who opposes racism

Ancestry of “antiracist”, step by step

antiracist traces back through two separate lines of ancestry.

via English racist

StepLanguageWordMeaning
1EnglishracistA person who believes in or supports racism; a...
2EnglishracismBelief that there are distinct human races with...
3Frenchracismeracism
4Frenchracerace; kind; breed
5Middle Frenchrasse
6Italianrazzarace, breed; kind, type; family, descent
7Italianrazzoskyrocket; Ellipsis of razzo di segnalazione;...
8Italianraggioray, beam, shaft; spoke; radius
9Latinradiusray; staff, rod; spoke
10English-ánOf or pertaining to;. Often added to words of Latin origin, but also used with words of other origins. When a word ends in a
11Middle English-an

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Middle English -an