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

Many evenings there were trips to get soft-serve ice cream and play miniature golf, where my siblings and I were allowed one mulligan per game. — Elin Hilderbrand, Condé Nast Traveler, 7 July 2026

Another common one is the age difference between her oldest and youngest siblings. — Charles Trepany, USA Today, 6 July 2026

Per The Telegraph, the future queen also spoke to parents and siblings about supporting the children through their serious illness. — Rachel Burchfield, InStyle, 6 July 2026

While the core demo for the series is kids 8-12, Hackbarth says the show is a four-quadrant show, intended to appeal to both boys and girls along with their parents and older siblings. — Kimberly Nordyke, HollywoodReporter, 7 July 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