Selenio-

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Selenio- \Se*le"ni*o-\ (Chem.)
     A combining form (also used adjectively) denoting the
     presence of selenium or its compounds; as, selenio-phosphate,
     a phosphate having selenium in place of all, or a part, of
     the oxygen.
     [1913 Webster]