Search Result for "tetravalent": 
Wordnet 3.0

ADJECTIVE (1)

1. haveing a valence of four; 



The Collaborative International Dictionary of English v.0.48:

Tetravalent \Te*trav"a*lent\, a. [Tetra- + L. valens, -entis, p.
   pr.] (Chem.)
   Having a valence of four; tetratomic; quadrivalent.
   [1913 Webster]


WordNet (r) 3.0 (2006):

tetravalent
    adj 1: haveing a valence of four