Search Result for "great-nephew": 
Wordnet 3.0

NOUN (1)

1. a son of your niece or nephew;
[syn: great-nephew, grandnephew]



The Collaborative International Dictionary of English v.0.48:

great-nephew \great-nephew\ n.
   a son of a niece or nephew.

   Syn: grandnephew.
        [WordNet 1.5]


WordNet (r) 3.0 (2006):

great-nephew
    n 1: a son of your niece or nephew [syn: great-nephew,
         grandnephew]