icosahedral

from WordNet (r) 3.0 (2006)
icosahedral
    adj 1: of or relating to an icosahedron
    
from The Collaborative International Dictionary of English v.0.48
Icosahedral \I`co*sa*he"dral\, a. [See {Icosahedron}.] (Geom.)
   Having twenty equal sides or faces.
   [1913 Webster]
    

[email protected]