CARDINAL a.
stinction from first, second, third, etc., which are called ordinal numbers. -- Cardinal points (a) (Geol.) The four principal points of the compass, or intersections of the horizon with the meridian and the prime vertical circle, north, south east, and west. (b) (Astrol.) The rising and setting of the sun, the zenith…
CARTESIAN a.
ument for reality of matter. Sir W. Hamilton. Cartesian coördinates (Geom), distance of a point from lines or planes; -- used in a system of representing geometric quantities, invented by Descartes. -- Cartesian devil, a small hollow glass figure, used in connection with a jar of water having an elastic top, to illust…
CAUSTIC; CAUSTICAL a.
acted by another curve, are tangents, the reflecting or refracting curve and the luminous point being in one plane. -- Caustic lime. See under Lime. -- Caustic potash, Caustic soda (Chem.), the solid hydroxides potash, KOH, and soda, NaOH, or solutions of the same. -- Caustic silver, nitrate of silver, lunar caustic…