IRON n.
to be capable of extension under the hammer; also, specif., a kind of iron produced by removing a portion of the carbon or other impurities from cast iron, rendering it less brittle, and to some extent malleable. -- Meteoric iron (Chem.), iron forming a large, and often the chief, ingredient of meteorites. It invaria…
JACK n.
A portable machine variously constructed, for exerting great pressure, or lifting or moving a heavy body through a small distance. It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, cap…
KINETOSCOPE n.
uction of animated pictures, in which a film carrying successive instantaneous views of a moving scene travels uniformly through the field of a magnifying glass. The observer sees each picture, momentarily, through a slit in a revolving disk, and these glimpses, blended by persistence of vision, give the impression of…