half blood(redirected from Blood purity (Harry Potter))
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a. The relationship existing between persons having only one parent in common.
b. A person existing in such a relationship.
2. Often Offensive A person of mixed racial descent, especially a person of Native American and white parentage.
3. A half-blooded domestic animal.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.