noun
a family consisting of the nuclear family and their blood relatives
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noun, pl ⋯ -lies [count]
: a family that includes not only parents and children but also other relatives (such as grandparents, aunts, or uncles) — compare ↑nuclear family
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a family group with a close relationship among the members that includes not only parents and children but also uncles, aunts, grandparents, etc
•
She grew up surrounded by a large extended family.
Useful english dictionary. 2012.