Niece Definition & Meaning | Britannica Dictionary

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The Britannica Dictionary niece 1 ENTRIES FOUND:

• niece (noun)

niece /ˈniːs/ noun plural nieces niece /ˈniːs/ noun plural nieces Britannica Dictionary definition of NIECE [count] : a daughter of your brother or sister

• If he's my uncle, then I'm his niece.

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