Wordnet 3.0
NOUN (1)
1. 
 tall usually spiny North American tree having small greenish-white flowers in drooping racemes followed by long twisting seed pods; 
 yields very hard durable reddish-brown wood; 
 introduced to temperate Old World; 
[syn: honey locust, Gleditsia triacanthos]
WordNet (r) 3.0 (2006):
Gleditsia triacanthos
    n 1: tall usually spiny North American tree having small
         greenish-white flowers in drooping racemes followed by long
         twisting seed pods; yields very hard durable reddish-brown
         wood; introduced to temperate Old World [syn: honey
         locust, Gleditsia triacanthos]