A sister through one parent only
One's stepparent's daughter by a former marriage
A female fellow member of the same race, church, profession, organization, etc.
A person who is akin to another by virtue of blood; that is a blood relation, such as sister, brother, aunt, uncle, parent, child, and so on.
One of two or more persons born of the same parents or, sometimes, having one parent in common; brother or sister
Find another word for half-sister. In this page you can discover 25 synonyms, antonyms, idiomatic expressions, and related words for half-sister, like: half-sister, kin, stepsister, sister by one parent, sister, relative, step-father, , kinswoman, daughter-in-law and sibling.