B2noun10K+

Sibling

UK /["/ˈsɪblɪŋ/"]/US /["/ˈsɪblɪŋ/"]/

Definition

a brother or sister

In simple words: A brother or sister.

Examples

  • squabbles between siblings
  • **sibling rivalry** *(= competition between brothers and sisters)*
  • The younger children were badly treated by older siblings.
  • poor relationships between siblings

Usage notes

Use 'sibling' in neutral contexts, especially in educational or legal discussions. Avoid it in informal conversations where 'brother' or 'sister' might feel more personal.

Grammar pattern

standalone noun

Memory hint

Think of 'sibling' as 'sib-ling', with 'sib' reminding you of 'sister' or 'brother'.

Collocations

  • elder
  • eldest
  • older
  • rivalry
  • relationship
  • among siblings
  • between siblings

Synonyms

  • brother
  • sister
  • kin
  • relative

Antonyms

  • stranger
  • enemy

Common mistakes

  • Confusing 'sibling' with 'relative'.
  • Using 'sibling' for non-blood relations.
  • Incorrectly saying 'siblings' when referring to just one brother or sister.