sibling

noun

sib·​ling ˈsi-bliŋ 

1

: sib sense 2

also : one of two or more individuals having one common parent

2

: one of two or more things related by a common tie or characteristic

the sedan's smaller sibling

Examples of sibling in a Sentence

Recent Examples on the Web

Now, Jeanie is contesting her siblings’ effort to sell the family’s remaining stake to Iger and Kushner. — Law Murray, New York Times, 19 Aug. 2026

Similarly, the peripatetic Werner Herzog (Fitzcarraldo, Grizzly Man) has Bucking Fastard, featuring the Mara sisters playing siblings who speak in unison and share each other dreams. — David Bloom, Forbes.com, 18 Aug. 2026

Coincidentally, the six Buss siblings decided earlier Monday to sell their remaining minority ownership stake in the Lakers to incoming majority owners Joshua Kushner and Bob Iger. — Greg Beacham, Los Angeles Times, 18 Aug. 2026

But now it's reported that Jeanie Buss, the team's governor and one of the most influential women in men's sports, is opposing her siblings' effort to sell. — Emma Hinchliffe, Fortune, 18 Aug. 2026

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Phrases Containing sibling

• sibling rivalry
• sibling species

Kids Definition

sibling

noun

sib·​ling ˈsib-liŋ 

: one of two or more individuals having the same parents or sometimes only one parent in common

Medical Definition

sibling

noun

sib·​ling ˈsib-liŋ 

: sib

also : one of two or more individuals having one common parent