half sister
nounUS /ˈhæf sɪstɚ/
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”).
1
A female sibling sharing a single parent.
2
Hobbies, Horse racing, Horseracing, Horses, Lifestyle, Pets, Racing, Sports A female half sibling (same dam, different sires).
- Derived terms
- half sister-in-law