Meaning & use

sibling

noun·Academic

A brother or sister; one of two or more children who share at least one parent.

See it in a sentence

As the oldest sibling, she often looked after her younger brothers.

He has three siblings, two sisters and one brother, all older than him.

A note on using this word

Sibling is a neutral, formal term used when gender is unknown or irrelevant, unlike 'brother' or 'sister.'

Words with a similar meaning

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