A class of compounds of the type R-M, where a C atom is joined directly to any other element except H, C, N, O, F, Cl, Br, I, or At. (Grant & Hackh's Chemical Dictionary, 5th ed)

Synonyms: Compounds, Metalloorganic, Compound, Metallo-Organic, Compounds, Organometallic, Metallo-Organic Compounds, Compound, Organometallic, Metallo-Organic Compound, Organometallic Compound, Metallo Organic Compounds, Organometallic Compounds, 0, Metalloorganic Compounds, Metallo Organic Compound, Compound, Metalloorganic, Compounds, Metallo-Organic, Metalloorganic Compound