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/dɪsk/ Listen

noun

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 'Disk'

Etymology of 'Disk'

Collaborative International Dictionary of English 0.48

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"Disk" Quotes from Famous Books

... 3-1/4 lines. Black; the face and cheeks densely clothed with short cinereous pubescence, the vertex thinly so; the margins of the prothorax, mesothorax and scutellum with a line of pale ochraceous pubescence, the disk of the thorax thinly covered with short pubescence of the same colour, the emargination of the metathorax as well as its sides with longer pubescence of the same colour; the base of the abdomen and basal margin of the ...

— Journal of the Proceedings of the Linnean Society - Vol. 3 - Zoology • Various

... defendant, on this occasion, by the mute presentation of a tin plate covered with baize, solicited the pecuniary contributions of the faithful. On approaching the plaintiff, however, he himself slipped a love-token upon the plate and pushed it towards her. That love-token was a lozenge—a small disk, I have reason to believe, concocted of peppermint and sugar, bearing upon its reverse surface the simple words, 'I love you!' I have since ascertained that these disks may be bought for five cents a dozen—or at considerably less than one half cent for the single lozenge. Yes, gentlemen, ...

— Openings in the Old Trail • Bret Harte

... face turned seaward, fronting a round white moon that was lifting its full disk out of the line where air and water ...

— Vashti - or, Until Death Us Do Part • Augusta J. Evans Wilson

... autumn evening when the debate took place in the school-house in the timber. The full moon rose like a disk of gold as the sun sank in clouds of crimson fire, and the light of the day became a mellowed splendor during half of the night. The corn-fields in the clearings rose like armies, bearing food on every hand. Flocks of birds darkened the sunset ...

— In The Boyhood of Lincoln - A Tale of the Tunker Schoolmaster and the Times of Black Hawk • Hezekiah Butterworth

... had dragged the terror-stricken king out of his hiding-place, and bidden him be of good cheer, saying, "This is not a disappearance of the sun, but a conjunction of two heavenly bodies; for the moon, which proceeds along a lower path, has placed her disk beneath the sun, and hidden it by the interposition of her own mass. Sometimes she only hides a small portion of the sun's disk, because she only grazes it in passing; sometimes she hides more, by placing more of herself before ...

— L. Annaeus Seneca On Benefits • Seneca

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