Disk meaning

dĭsk
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A thin, flat, circular object or plate.
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Something resembling such an object.

The moon's disk was reflected in the pond.

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A round, flattened structure in a plant or animal, such as an intervertebral disk.
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(botany) The central area bearing numerous disk flowers in the flower head of a composite plant such as a daisy.
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A phonograph record.
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A circular grid in a phototypesetting machine.
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To work (soil) with a disk harrow.
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To make (a recording) on a phonograph record.
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A thin, flat, circular thing of any material.
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Anything like this in form.

The moon's disk.

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Any of the sharp, circular blades of a disk harrow.
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(anat.) A layer of fibrous connective tissue with small masses of cartilage among the fibers, occurring between adjacent vertebrae.
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A thin, flat, circular plate coated with ferromagnetic particles, on which computer data can be stored.
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A round, flattened structure in a plant or animal, such as an intervertebral disk.
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(botany) The central area bearing numerous disk flowers in the flower head of a composite plant such as a daisy.
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The round, flat center, consisting of many disk flowers, found in the inflorescences of many composite plants such as the daisy.
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A storage device that uses rotating platters and provides random access to the data. See hard disk, magnetic disk, optical disc, CD-ROM, DVD, floppy disk, RAMAC and DASD.
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A thin, flat, circular plate or similar object.

A coin is a disk of metal.

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(figuratively) Something resembling a disk.

Venus' disk cut off light from the Sun.

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Turn the disk over, after it has finished.

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(computing) A floppy disk - removable magnetic medium or a hard disk - fixed, persistent digital storage.

He still uses floppy disks from 1979.

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(computing, nonstandard) A disc - either a CD-ROM, an audio CD, a DVD or similar removable storage medium.

She burned some disks yesterday to back up her computer.

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(agriculture) A harrow.
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(botany) A ring- or cup-shaped enlargement of the flower receptacle or ovary that bears nectar or, less commonly, the stamens.
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(agriculture) To harrow.
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Origin of disk

  • Latin discus quoit from Greek diskos from dikein to throw deik- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek δίσκος (diskos, “a circular plate suited for hurling”), from δικείν (dikein, “to hurl, to launch”).

    From Wiktionary