metalorganic

from The Collaborative International Dictionary of English v.0.48

organometallic \or`ga*no*me*tal"lic\, a. (Chem.)
   Pertaining to, or denoting, any one of a series of compounds
   of certain metallic elements bound to organic radicals; such
   as, methylmercury, zinc methyl, sodium ethyl, etc.; formerly
   refered to as {metalorganic}.
   [1913 Webster +PJC] Organon

from The Collaborative International Dictionary of English v.0.48

metalorganic \met`al*or*gan"ic\, a. [Metal, L. metallum + E.
   organic.] (Chem.)
   Pertaining to, or denoting, any one of a series of compounds
   of certain metallic elements with organic radicals; as, zinc
   methyl, sodium ethyl, etc.; now usually {organometallic}.
   [Written also {metallorganic}.]
   [1913 Webster]

[email protected]