Bell cot. (Arch.) See under Bell.
Cot (k?t), n. [AS. cot cottage, bedchamber; or cf. OF. coite, F. couette (E. quilt), LL. cottum, cottus, mattress. See Cot a cottage.] A sleeping place of limited size; a little bed; a cradle; a piece of canvas extended by a frame, used as a bed. [Written also cott.]
Co*tan"gent (k?-t?n"jent), n. [For co. tangens, an abbrev. of L. complementi tangens. See Tangent.] (Trig.) The tangent of the complement of an arc or angle. See Illust. of Functions.
Co*tar"nine (k?-t?r"n?n or -n?n), n. [F., fr. narcotine, by transposition of letters.] (Chem.) A white, crystalline substance, C12H13NO3, obtained as a product of the decomposition of narcotine. It has weak basic properties, and is usually regarded as an alkaloid.