sibling

[ sib-ling ]
/ ˈsɪb lɪŋ /

noun

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

adjective

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

QUIZZES

TAKE THIS QUIZ TO SEE WHAT YOU KNOW ABOUT HIGH SCHOOL PUNCTUATION!

Commas mark divisions in sentences. Periods end declarative sentences. Apostrophes show possession. Easy, right? Well, punctuation can get pretty tricky—fast. Think you got what it takes to be a punctuation expert? Take our quiz to prove it!
Question 1 of 10
Which of the options below is the best punctuation for the sentence? It__s your turn to pick the movie __ but your sister gets to pick the board game we _ re going to play.

Origin of sibling

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

OTHER WORDS FROM sibling

half-sib·ling, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for siblings

British Dictionary definitions for siblings

sibling
/ (ˈsɪblɪŋ) /

noun

  1. a person's brother or sister
  2. (as modifier)sibling rivalry
any fellow member of a sib

Word Origin for sibling

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

Medical definitions for siblings

sibling
[ sĭblĭng ]

n.

One of two or more individuals having one or both parents in common; a brother or sister.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.