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Disk :: Disk (n.) A discus; a quoit.

Salamander :: Salamander (n.) A culinary utensil of metal with a plate or disk which is heated, and held over pastry, etc., to brown it..

Trundlehead :: Trundlehead (n.) One of the disks forming the ends of a lantern wheel or pinion.

Pile :: Pile (n.) A vertical series of alternate disks of two dissimilar metals, as copper and zinc, laid up with disks of cloth or paper moistened with acid water between them, for producing a current of electricity; -- commonly called Volta's pile, voltaic pile, or galvanic pile..

Phonograph :: Phonograph (n.) An instrument for the mechanical registration and reproduction of audible sounds, as articulate speech, etc. It consists of a rotating cylinder or disk covered with some material easily indented, as tinfoil, wax, paraffin, etc., above which is a thin plate carrying a stylus. As the plate vibrates under the influence of a sound, the stylus makes minute indentations or undulations in the soft material, and these, when the cylinder or disk is again turned, set the plate in vibration

Discoblastic :: Discoblastic (a.) Applied to a form of egg cleavage seen in osseous fishes, which occurs only in a small disk that separates from the rest of the egg..

Wheel :: Wheel (n.) A rolling or revolving body; anything of a circular form; a disk; an orb.

Encrinoidea :: Encrinoidea (n. pl.) That order of the Crinoidea which includes most of the living and many fossil forms, having jointed arms around the margin of the oral disk; -- also called Brachiata and Articulata. See Illusts. under Comatula and Crinoidea..

Sabot :: Sabot (n.) A thick, circular disk of wood, to which the cartridge bag and projectile are attached, in fixed ammunition for cannon; also, a piece of soft metal attached to a projectile to take the groove of the rifling..

Palm :: Palm (n.) A metallic disk, attached to a strap, and worn the palm of the hand, -- used to push the needle through the canvas, in sewing sails, etc..

Starost :: Starnose (n.) A curious American mole (Condylura cristata) having the nose expanded at the end into a stellate disk; -- called also star-nosed mole.

Discophora :: Discophora (n. pl.) A division of acalephs or jellyfishes, including most of the large disklike species..

Eccentric :: Eccentric (n.) A disk or wheel so arranged upon a shaft that the center of the wheel and that of the shaft do not coincide. It is used for operating valves in steam engines, and for other purposes. The motion derived is precisely that of a crank having the same throw..

Myzostomata :: Myzostomata (n. pl.) An order of curious parasitic worms found on crinoids. The body is short and disklike, with four pairs of suckers and five pairs of hook-bearing parapodia on the under side..

Drummond Light :: Drummond light () A very intense light, produced by turning two streams of gas, one oxygen and the other hydrogen, or coal gas, in a state of ignition, upon a ball of lime; or a stream of oxygen gas through a flame of alcohol upon a ball or disk of lime; -- called also oxycalcium light, or lime light..

Disk :: Disk (n.) A flat, circular plate; as, a disk of metal or paper..

Pulmograde :: Pulmograde (a.) Swimming by the expansion and contraction, or lunglike movement, of the body, or of the disk, as do the medusae..

Echinoidea :: Echinoidea (n. pl.) The class Echinodermata which includes the sea urchins. They have a calcareous, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See Spatangoid, Clypeastroid..

Wabble :: Wabble (v. i.) To move staggeringly or unsteadily from one side to the other; to vacillate; to move the manner of a rotating disk when the axis of rotation is inclined to that of the disk; -- said of a turning or whirling body; as, a top wabbles; a buzz saw wabbles..

Shield :: Shield (n.) In lichens, a Hardened cup or disk surrounded by a rim and containing the fructification, or asci..

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