Search Result for "crustal": 
Wordnet 3.0

ADJECTIVE (1)

1. of or relating to or characteristic of the crust of the earth or moon; 



The Collaborative International Dictionary of English v.0.48:

Crustal \Crust"al\ (kr?st"al), a.
   Relating to a crust.
   [1913 Webster]


WordNet (r) 3.0 (2006):

crustal
    adj 1: of or relating to or characteristic of the crust of the
           earth or moon