CRITICAL a.
l moment, the exact point, the critical minute, on which every good work so much depends. South. Critical angle (Optics), that angle of incidence of a luminous ray at which it is wholly reflected, and no portion of it transmitted. The sine of this angle is the reciprocal of the refractive index of the medium. -- Criti…
CURARE; CURARI n.
A black resinoid extract prepared by the South American Indians from the bark of several species of Strychnos (S. toxifera, etc.). It sometimes has little effect when taken internally, but is quickly fatal when introduced into the blood, and used by the Indians as an arrow poison. [Written also urari, woorali, woorari,…
CUTLASS n.
x. Cutlass fish, (Zoöl.), a peculiar, long, thin, marine fish (Trichirus lepturus) of the southern United States and West Indies; -- called also saber fish, silver eel, and, improperly, swordfish.