pentavalent

2 definitions found

pentavalent - Collaborative International Dictionary of English v.0.48 :

  Pentavalent \Pen*tav"a*lent\, a. [Penta- + L. valens, p. pr. See
     Valence.] (Chem.)
     Having a valence of five; -- said of certain atoms and
     radicals.
     [1913 Webster]

pentavalent - WordNet (r) 2.1 (2005) :

  pentavalent
      adj 1: having a valence of five