n. (Physiol. Chem.) A crystalline nitrogenous substance, formed in the decomposition of creatin (one of the constituents of muscle tissue). Chemically, it is methyl glycocoll. [ 1913 Webster ]
‖n. [ NL., fr. Gr. na`rkwsis. See Narcotic. ] (Med.) Privation of sense or consciousness, due to a narcotic. [ 1913 Webster ]