half sister

1. 1.

   a sister who has only one parent in common with you

   Synonymshalf-sisterstepsister

   Broadersister

Questions about half sister

What does half sister mean?

half sister means "a sister who has only one parent in common with you".

What is another word for half sister?

Close synonyms include half-sister, stepsister. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is half sister a common word?

half sister is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.