DISC • DICTIONARY ONE.COM • Definition of Disc

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/dɪsk/ Listen

noun

Disc n. A flat round plate; (Biol.) A circular structure either in plants or animals; as, a blood disc, a germinal disc, etc. Same as Disk.

Disk n. (Written also disc)

A discus; a quoit. "Some whirl the disk, and some the javelin dart."

A flat, circular plate; as, a disk of metal or paper.

(Astron.) The circular figure of a celestial body, as seen projected of the heavens.

(Biol.) A circular structure either in plants or animals; as, a blood disk; germinal disk, etc.

(Bot.)

(a)

The whole surface of a leaf.

(b)

The central part of a radiate compound flower, as in sunflower.

(c)

A part of the receptacle enlarged or expanded under, or around, or even on top of, the pistil.

(Zool.)

(a)

The anterior surface or oral area of coelenterate animals, as of sea anemones.

(b)

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

(c)

In owls, the space around the eyes.

Disk engine, a form of rotary steam engine.

Disk shell (Zool.), any species of Discina.

See images of 'Disc'

Etymology of 'Disc'

Collaborative International Dictionary of English 0.48

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"Disc" Quotes from Famous Books

... proceeding from a dug-out immediately beneath them. Although they knew that the garrison of the trench outnumbered them they decided to procure an identification. Unfortunately in pulling out a clasp knife with which to cut off the sleeper's identity disc, one of the officer's revolvers went off. A conversation in agitated whispers broke out in the German trench, but the patrol crept safely away, the garrison being too ...

— New York Times Current History; The European War, Vol 2, No. 5, August, 1915 • Various

... The upper strata of Saturn's atmosphere being filled with infinitesimal particles of dust, as a result of its numerous volcanoes, the conditions were highly favourable to beautiful sunrises and sunsets. Soon coloured streaks extended far into the sky, and though they knew that when the sun's disc appeared it would seem small, it filled the almost boundless eastern horizon with the most variegated ...

— A Journey in Other Worlds - A Romance of the Future • John Jacob Astor

... magazine says: "Of what transcendent importance is the fact that the unconscious part of the mind bears to the conscious part such a relation as the magic lantern bears to the luminous disc which it projects; that the greater part of the intentional action, the whole practical life of the vast majority of men, is an effect of events as remote from consciousness as ...

— A Series of Lessons in Raja Yoga • Yogi Ramacharaka

... look so fair as she did upon that fatal night. Couched in her amber cushions, she seemed to shine as a star on the twilight's glow. Perfume came from her hair and robes, music fell from her lips, and in her heavenly eyes all lights changed and gathered as in the ominous opal's disc. ...

— Cleopatra • H. Rider Haggard

... to the place of books. I have seen before this all the peoples flocking past me under the earth with their little corner-saviors—each with his own little disc of worship all to himself on the planet—partitioned away from the rest for thousands of years. But now the whole face of the earth is changed. No longer can great men and great events be aimed at it and glanced off on it—into single ...

— The Voice of the Machines - An Introduction to the Twentieth Century • Gerald Stanley Lee

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