CONDENSER n.
er, or Bull's-eye (Optics), a lens of short focal distance used for concentrating rays of light. -- Injection condenser, a vessel in which steam is condensed by the direct contact of water. -- Surface condenser, an apparatus for condensing steam, especially the exhaust of a steam engine, by bringing it into contact w…
CONDUIT SYSTEM; CONDUIT RAILWAY n.
A system of electric traction, esp. for light railways, in which the actuating current passes along a wire or rail laid in an underground conduit, from which the current is "picked up" by a plow or other device fixed to the car or electric locomotive. Hence Conduit railway.
CONE n.
ell of the genus Conus, having a conical form. Cone of rays (Opt.), the pencil of rays of light which proceed from a radiant point to a given surface, as that of a lens, or conversely. -- Cone pulley. See in the Vocabulary. -- Oblique or Scalene cone, a cone of which the axis is inclined to the plane of its base. --…
CONVERGING a.
ing each other; convergent; as, converging lines. Whewell. Converging rays(Opt.), rays of light, which, proceeding from different points of an object, tend toward a single point. -- Converging series (Math.), a series in which if an indefinitely great number of terms be taken, their sum will become indefinitely near i…