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

Discodactylia :: Discodactylia (n. pl.) A division of amphibians having suctorial disks on the toes, as the tree frogs..
Medusoid :: Medusoid (a.) Like a medusa; having the fundamental structure of a medusa, but without a locomotive disk; -- said of the sessile gonophores of hydroids..
Sarcous :: Sarcous (a.) Fleshy; -- applied to the minute structural elements, called sarcous elements, or sarcous disks, of which striated muscular fiber is composed..
Disk :: Disk (n.) A circular structure either in plants or animals; as, a blood disk; germinal disk, etc..
Face :: Face (n.) The principal dressed surface of a plate, disk, or pulley; the principal flat surface of a part or object..
Umbrella :: Umbrella (n.) The umbrellalike disk, or swimming bell, of a jellyfish..
Discal :: Discal (a.) Pertaining to, or resembling, a disk; as, discal cells..
Rondle :: Rondle (n.) A round mass, plate, or disk; especially (Metal.), the crust or scale which forms upon the surface of molten metal in the crucible..
Disk :: Disk (n.) The circular figure of a celestial body, as seen projected of the heavens..
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..
Orbitolites :: Orbitolites (n.) A genus of living Foraminifera, forming broad, thin, circular disks, containing numerous small chambers..
Half-moon :: Half-moon (n.) The moon at the quarters, when half its disk appears illuminated..
Gong :: Gong (n.) An instrument, first used in the East, made of an alloy of copper and tin, shaped like a disk with upturned rim, and producing, when struck, a harsh and resounding noise..
Wheel :: Wheel (n.) A circular frame turning about an axis; a rotating disk, whether solid, or a frame composed of an outer rim, spokes or radii, and a central hub or nave, in which is inserted the axle, -- used for supporting and conveying vehicles, in machinery, and for various purposes; as, the wheel of a wagon, of a locomotive, of a mill, of a watch, etc..
Web :: Web (n.) A disk or solid construction serving, instead of spokes, for connecting the rim and hub, in some kinds of car wheels, sheaves, etc..
Floscularian :: Floscularian (n.) One of a group of stalked rotifers, having ciliated tentacles around the lobed disk..
Glory :: Glory (n.) An emanation of light supposed to proceed from beings of peculiar sanctity. It is represented in art by rays of gold, or the like, proceeding from the head or body, or by a disk, or a mere line..
Vorticella :: Vorticella (n.) Any one of numerous species of ciliated Infusoria belonging to Vorticella and many other genera of the family Vorticellidae. They have a more or less bell-shaped body with a circle of vibrating cilia around the oral disk. Most of the species have slender, contractile stems, either simple or branched..
Photodrome :: Photodrome (n.) An apparatus consisting of a large wheel with spokes, which when turning very rapidly is illuminated by momentary flashes of light passing through slits in a rotating disk. By properly timing the succession of flashes the wheel is made to appear to be motionless, or to rotate more or less slowly in either direction..
Shield :: Shield (n.) In lichens, a Hardened cup or disk surrounded by a rim and containing the fructification, or asci..
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