half-sibling
half-sibling — noun
1. a brother or sister who shares only one biological parent with you, rather than
a brother or sister who shares only one biological parent with you, rather than both
Felix grew up with two half-siblings from his father's first marriage.
noun + from [parent's earlier relationship]
Nadia only met her half-sibling for the first time at age twenty.
possessive + half-sibling for unfamiliar relatives
The DNA test confirmed that Hassan and the boy from Cairo were half-siblings.
Many blended families include children, step-parents, and half-siblings under one roof.
Mira shares a mother with her half-sibling but they have different fathers.
- half-brother
male-specific equivalent
- half-sister
female-specific equivalent
- full sibling
shares both biological parents
- step-sibling
shares no biological parent; linked by a parent's remarriage
文法句型
half-sibling of [person]
[possessive] half-sibling
用法筆記
Gender-neutral term covering half-brother and half-sister; common in legal, medical, and survey contexts where the sibling's sex is not specified or not relevant.