n. [ From Conium. ] (Chem.) A powerful and very poisonous vegetable alkaloid found in the hemlock (Conium maculatum) and extracted as a colorless oil, C8H17N, of strong repulsive odor and acrid taste. It is regarded as a derivative of piperidine and likewise of one of the collidines. It occasions a gradual paralysis of the motor nerves. Called also coniine, coneine, conia, etc. See Conium, 2. [ 1913 Webster ]
n. [ Pref. para- + conine. ] (Chem.) A base resembling and isomeric with conine, and obtained as a colorless liquid from butyric aldehyde and ammonia. [ 1913 Webster ]
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