D defs.my
Entry 1 sense Webster, 1913

metalorganic

· met·al·or·gan·ic · IPA
01 a. Pertaining to, or denoting, any one of a series of compounds of certain metallic elements with organic radicals; as, zinc methyl, sodium et…
  1. 1.
    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.(Chem.) Also: organometallic