Search Result for "kimberlite": 
Wordnet 3.0

NOUN (1)

1. a rare type of peridotite that sometimes contains diamonds; found in South Africa and Siberia; 



WordNet (r) 3.0 (2006):

kimberlite
    n 1: a rare type of peridotite that sometimes contains diamonds;
         found in South Africa and Siberia