Search Result for "epitaxy": 
Wordnet 3.0

NOUN (1)

1. growing a crystal layer of one mineral on the crystal base of another mineral in such a manner that its crystalline orientation is the same as that of the substrate; 



WordNet (r) 3.0 (2006):

epitaxy
    n 1: growing a crystal layer of one mineral on the crystal base
         of another mineral in such a manner that its crystalline
         orientation is the same as that of the substrate