A sister through one parent only
One's stepparent's daughter by a former marriage
One of two or more persons born of the same parents or, sometimes, having one parent in common; brother or sister
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.
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, sibling, sister by one parent, sister, relative, kinswoman, stepdaughter, and null.