Racial Bias
1, a particular tendency, trend, inclination, feeling, or opinion, especially one that is preconceived or unreasoned towards other races.
2, unreasonably hostile feelings or opinions about a social group; prejudice: accusations of racial bias.
SOURCE: https://www.dictionary.com/browse/bias
Implicit Bias
1. bias that results from the tendency to process information based on unconscious associations and feelings, even when these are contrary to one’s conscious or declared beliefs: implicit bias in cases of racial discrimination.
SOURCE: https://www.dictionary.com/browse/implicit-bias
Microaggression
1. a subtle but offensive comment or action directed at a member of a marginalized group, especially a racial minority, that is often unintentionally offensive or unconsciously reinforces a stereotype: microaggressions such as "I don't see you as Black."
2. the act of discriminating against a marginalized group by means of such comments or actions.
SOURCE: https://www.dictionary.com/browse/microaggression