Half sister

//ˈhæf sɪstɚ// noun

Definitions

Noun
  1. 1
    A female sibling sharing a single parent.
  2. 2
    a sister who has only one parent in common with you wordnet
  3. 3
    A female half sibling (same dam, different sires).

Etymology

From Middle English halfesister, half-suster, half sister, equivalent to half- + sister. Compare Dutch halfzus, halfzuster (“half-sister”), German Halbschwester (“half-sister”), Swedish halvsyster (“half-sister”), Icelandic hálfsystir (“half-sister”).

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