sibling

noun

sib·​ling ˈsi-bliŋ How to pronounce sibling (audio)
Synonyms of siblingnext
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
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Yusuf and his pals are as stymied as the siblings themselves, and just as preoccupied by their status within a larger universe. Inkoo Kang, New Yorker, 9 Apr. 2026 Co-created by Dan Levy and Rachel Sennott, the half-hour series mainly follows Nicky (Levy) and Morgan (Taylor), two siblings with a strained yet uninhibited relationship. Ben Travers, IndieWire, 9 Apr. 2026 The search warrant said police looked through an adjacent bedroom from Eve’s which was used by a 17-year-old sibling in the home. Justin Muszynski, Hartford Courant, 9 Apr. 2026 Meanwhile, the siblings are getting impatient. David Fear, Rolling Stone, 9 Apr. 2026 See All Example Sentences for sibling

Word History

First Known Use

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

Time Traveler
The first known use of sibling was before the 12th century

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Cite this Entry

“Sibling.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sibling. Accessed 12 Apr. 2026.

Kids Definition

sibling

noun
sib·​ling ˈsib-liŋ How to pronounce sibling (audio)
: 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 How to pronounce sibling (audio)
: sib
also : one of two or more individuals having one common parent

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