Definitions

from The Century Dictionary.

  • noun A breeders' term for a half-brother or half-sister; the off-spring of different mothers by the same sire.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The child of one's parent, but only one parent.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

half- +‎ sibling

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