Definition of disk

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Disk (n.) The lower side of the body of some invertebrates, especially when used for locomotion, when it is often called a creeping disk..

Lern More About Disk

Nimbus :: Nimbus (n.) A circle, or disk, or any indication of radiant light around the heads of divinities, saints, and sovereigns, upon medals, pictures, etc.; a halo. See Aureola, and Glory, n., 5..
Celidography :: Celidography (n.) A description of apparent spots on the disk of the sun, or on planets..
Discous :: Discous (a.) Disklike; discoid.
Whiteweed :: Whiteweed (n.) A perennial composite herb (Chrysanthemum Leucanthemum) with conspicuous white rays and a yellow disk, a common weed in grass lands and pastures; -- called also oxeye daisy..
Tasimer :: Tasimer (n.) An instrument for detecting or measuring minute extension or movements of solid bodies. It consists essentially of a small rod, disk, or button of carbon, forming part of an electrical circuit, the resistance of which, being varied by the changes of pressure produced by the movements of the object to be measured, causes variations in the strength of the current, which variations are indicated by a sensitive galvanometer. It is also used for measuring minute changes of temperature..
Umbra :: Umbra (n.) The conical shadow projected from a planet or satellite, on the side opposite to the sun, within which a spectator could see no portion of the sun's disk; -- used in contradistinction from penumbra. See Penumbra..
Dichotomize :: Dichotomize (v. t.) To exhibit as a half disk. See Dichotomy, 3..
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..
Egress :: Egress (n.) The passing off from the sun's disk of an inferior planet, in a transit..
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..
Sung :: Sunflower (n.) Any plant of the genus Helianthus; -- so called probably from the form and color of its flower, which is large disk with yellow rays. The commonly cultivated sunflower is Helianthus annuus, a native of America..
Gecko :: Gecko (n.) Any lizard of the family Geckonidae. The geckoes are small, carnivorous, mostly nocturnal animals with large eyes and vertical, elliptical pupils. Their toes are generally expanded, and furnished with adhesive disks, by which they can run over walls and ceilings. They are numerous in warm countries, and a few species are found in Europe and the United States. See Wall gecko, Fanfoot..
Discodactylous :: Discodactylous (a.) Having sucking disks on the toes, as the tree frogs..
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..
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..
Daisy :: Daisy (n.) A genus of low herbs (Bellis), belonging to the family Compositae. The common English and classical daisy is B. prennis, which has a yellow disk and white or pinkish rays..
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..
Salamander :: Salamander (n.) A culinary utensil of metal with a plate or disk which is heated, and held over pastry, etc., to brown it..
Planchet :: Planchet (n.) A flat piece of metal; especially, a disk of metal ready to be stamped as a coin..
Diskindness :: Diskindness (n.) Unkindness; disservice.
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