sibling

[ sib-ling ]
See synonyms for: siblingsiblings on Thesaurus.com

noun
  1. a brother or sister.

  2. Anthropology. a comember of a sib, a unilateral descent group thought to share kinship through a common ancestor.

adjective
  1. of or relating to a brother or sister: sibling rivalry.

Origin of sibling

1
before 1000; late Middle English: relative, Old English; see sib, -ling1

Other words from sibling

  • half-sibling, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use sibling in a sentence

British Dictionary definitions for sibling

sibling

/ (ˈsɪblɪŋ) /


noun
    • a person's brother or sister

    • (as modifier): sibling rivalry

  1. any fellow member of a sib

Origin of sibling

1
C19: specialized modern use of Old English sibling relative, from sib; see -ling 1

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012