What is the meaning of the word "racial immunity"?

Definitions:

  1. Historically referred to the belief or claim that certain racial or ethnic groups were naturally more resistant to specific diseases or conditions due to genetic or biological differences. copy to clipboard NOUN
    • In the 19th century, racial immunity was wrongly used to suggest that Africans were less affected by yellow fever. copy to clipboard
  2. Refers to the concept that certain racial or ethnic groups may have a higher immunity or resistance to specific diseases than others due to genetic factors. copy to clipboard NOUN
    • Colonial doctors sometimes invoked racial immunity to justify unequal tratment during epidemics. copy to clipboard

Synonyms: