'Niece' definitions:

Definition of 'niece'

From: WordNet
noun
A daughter of your brother or sister [ant: nephew]

Definition of 'Niece'

From: GCIDE
  • Niece \Niece\ (n[=e]s), n. [OE. nece, F. ni[`e]ce, LL. neptia, for L. neptis a granddaughter, niece, akin to nepos. See Nephew.]
  • 1. A relative, in general; especially, a descendant, whether male or female; a granddaughter or a grandson. [Obs.] --B. Jonson. Wyclif. Shak. [1913 Webster]
  • 2. Especially: A daughter of one's brother or sister, or of one's brother-in-law or sister-in-law. In modern English, this is the primary meaning. [1913 Webster]

Synonyms of 'niece'

From: Moby Thesaurus

Words containing 'Niece'