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

On the aesthetic front, Vanadium Grey Metallic accents on the sideview-mirror covers, the wheels, the model-designation decals on the doors, and on the badge at the rear help distinguish the latest Carrera T from its siblings. — Bradley Iger, Robb Report, 16 Oct. 2026

Shiloh is now walking through the halls where her grandfather was a teacher, her aunt was a counselor and four of her five siblings went to school. — Eric Sondheimer, Los Angeles Times, 15 Oct. 2026

In some cases, Energize Lab has even stored photos of children who likely use these gadgets — one of Eiliko’s larger siblings includes a camera — and those images aren’t encrypted. — Sean Hollister, The Verge, 15 Oct. 2026

Two years ago, the Puerto Rican quartet Chuwi, made up of siblings Wester, Lorén, and Willy Aldarondo and their family friend Adrián Lopez, were a young indie band. — Vanessa Diaz, Rolling Stone, 15 Oct. 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