Diazo

2 definitions found

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

  Diazo- \Di*az"o-\ [Pref. di- + azo-] (Chem.)
     A combining form (also used adjectively), meaning pertaining
     to, or derived from, a series of compounds containing a
     radical of two nitrogen atoms, united usually to an aromatic
     radical; as, diazo-benzene, {C6H5.N2.OH}.
     [1913 Webster]


  
     Note: Diazo compounds are in general unstable, but are of
           great importance in recent organic chemistry. They are
           obtained by a partial reduction of the salts of certain
           amido compounds.
           [1913 Webster]
  
     {Diazo reactions} (Chem.), a series of reactions whereby
        diazo compounds are employed in substitution. These
        reactions are of great importance in organic chemistry.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  diazo
       adj : relating to or containing diazonium
       [also: {diazoes} (pl)]