Look up pureblood, pureblooded, full-blooded, half blood, or half-blooded in Wiktionary, the free dictionary.

Blood purity and related terms may refer to:

• Racial hygiene, an approach to eugenics in the early 20th century especially by Nazi Germany
• Blood quantum laws, tribal laws in the United States defining Native American status
• Limpieza de sangre, blood purity laws in Medieval Spain stipulating a social hierarchy based on ancestry
• Blood purity, a fictional concept of wizarding ancestry in the Harry Potter series
• Pureblood, a term used in COVID-19 anti-vaccine activism to denote people who have not been vaccinated

• Blood (disambiguation)
• Purity (disambiguation)

This disambiguation page lists articles associated with the title Blood purity.
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