niece

[ nees ]
/ nis /

noun

a daughter of a person's brother or sister.
a daughter of a person's spouse's brother or sister.

Origin of niece

1250–1300; Middle English nece < Old French < Vulgar Latin *neptia, for Latin neptis granddaughter; replacing Middle English nifte, Old English nift niece (cognate with Old Frisian, Old High German nift, Dutch nicht, Old Norse nipt) < Germanic; akin to Lithuanian neptė̃, Sanskrit naptī; cf. nephew
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Examples from the Web for niece

British Dictionary definitions for niece

niece
/ (niːs) /

noun

a daughter of one's sister or brother

Word Origin for niece

C13: from Old French niece granddaughter, ultimately from Latin neptis granddaughter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012