D defs.my
Entry 1 sense Webster, 1913

organometallic

· or·ga·no·me·tal·lic · IPA
01 a. Pertaining to, or denoting, any one of a series of compounds of certain metallic elements bound to organic radicals; such as, methylmercury…
  1. 1.
    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.(Chem.) Also: metalorganic