noun
racism
RAY-siz-uhm/ˈreɪsɪzəm/
Prejudice or unfair treatment based on race.
The gatekeeper's racism admits the white applicant while blocking the equally qualified Black applicant.

Etymology
Race, referring to common descent, combines with -ism to name a doctrine of racial supremacy. The term broadened to cover race-based prejudice and discriminatory social practices.
In context
dismantle systemic racism prejudice and discrimination in all its guises
More examples
- She speaks out against racism at work.
- The report exposes racism in housing decisions.
- Racism can shape assumptions about people we have never met.
Forms
racism
racist noun — A person who holds racially prejudiced beliefs.
Similar words
- prejudice
- Broader term for unfair judgments, not limited to race.
- discrimination
- Emphasizes unequal treatment rather than beliefs or attitudes alone.