CONINE n.
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.…
CORIDINE n.
A colorless or yellowish oil, C10H15N, of a leathery odor, occuring in coal tar, Dippel's oil, tobacco smoke, etc., regarded as an organic base, homologous with pyridine. Also, one of a series of metameric compounds of which coridine is a type. [Written also corindine.]
COUCHANT a.
Lying down with the head raised, which distinguishes the posture of couchant from that of dormant, or sleeping; -- said of a lion or other beast. Couchant and levant (Law), rising up and lying down; -- said of beasts, and indicating that they have been long enough on land, not belonging to their owner, to lie down and…
COUMARIC a.
Relating to, derived from, or like, the Dipterix odorata, a tree of Guiana. Coumaric acid (Chem.), one of a series of aromatic acids, related to cinnamic acid, the most important of which is a white crystalline substance, HO.C6H4.C2H2.CO2H, obtained from the tonka bean, sweet clover, etc., and also produced artifically…