a. (Chem.) Having an excessive proportion of carbonic acid; -- said of bicarbonates or acid carbonates. [ Written also hypercarburetted. ] [ 1913 Webster ]

n. [ Pref. per- + carburet. ] (Chem.) A percarbide. [ Obsoles. ] [ 1913 Webster ]

a. (Chem.) Combined with a relatively large amount of carbon. [ 1913 Webster ]

a. (Chem.) Bicarbureted. [ Written also supercarburetted. ] [ Obsoles. ] [ 1913 Webster ]