Wordnet 3.0
NOUN (1)
1. 
 (Judaism) an eight-day Jewish holiday commemorating the rededication of the Temple of Jerusalem in 165 BC; 
[syn: Hanukkah, Hanukah, Hannukah, Chanukah, Chanukkah, Channukah, Channukkah, Festival of Lights, Feast of Lights, Feast of Dedication, Feast of the Dedication]
WordNet (r) 3.0 (2006):
Hanukah
    n 1: (Judaism) an eight-day Jewish holiday commemorating the
         rededication of the Temple of Jerusalem in 165 BC [syn:
         Hanukkah, Hanukah, Hannukah, Chanukah, Chanukkah,
         Channukah, Channukkah, Festival of Lights, Feast of
         Lights, Feast of Dedication, Feast of the Dedication]