Main Entry:

niece

Pronunciation:

\ˈnēs\

Function:

noun

Etymology:

Middle English nece granddaughter, niece, from Anglo-French nece, niece, from Late Latin neptia, from Latin neptis; akin to Latin nepot-, nepos grandson, nephew — more at nephew

Date:

14th century

1 : a daughter of one's brother, sister, brother-in-law, or sister-in-law 2 : an illegitimate daughter of an ecclesiastic