IRON n.
-- Magnetic iron. See Magnetite. -- Malleable iron (Metal.), iron sufficiently pure or soft 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…
JACK n.
entire. The fruit is of great size, weighing from thirty to forty pounds, and through its soft fibrous matter are scattered the seeds, which are roasted and eaten. The wood is of a yellow color, fine grain, and rather heavy, and is much used in cabinetwork. It is also used for dyeing a brilliant yellow. [Written also j…
JUNK n.
ing), a hook for hauling heavy pieces of blubber on deck. -- Junk ring. (a) A packing of soft material round the piston of a steam engine. (b) A metallic ring for retaining a piston packing in place; (c) A follower. -- Junk shop, a shop where old cordage, and ship's tackle, old iron, old bottles, old paper, etc., are…
LAMP n.
. See 2d Jack, n., 4 (l) & (n). -- Lamp shade, a screen, as of paper, glass, or tin, for softening or obstructing the light of a lamp. -- Lamp shell (Zoöl.), any brachiopod shell of the genus Terebratula and allied genera. The name refers to the shape, which is like that of an antique lamp. See Terebratula. -- Safet…
LAP n.
A piece of brass, lead, or other soft metal, used to hold a cutting or polishing powder in cutting glass, gems, and the like, or in polishing cutlery, etc. It is usually in the form of wheel or disk, which revolves on a vertical axis. Lap joint, a joint made by one layer, part, or piece, overlapping another, as in the…