Illustration of disk
- disk 3 D
variants
or disc
plural disks or discs
1
a
: the seemingly flat figure of a celestial body
the solar disk
b
archaic
: discus
2
usually disc
: any of various rounded and flattened animal anatomical structures
especially
: intervertebral disc see also slipped disc
3
: the central part of the flower head of a typical composite made up of closely packed tubular flowers
4
: a thin circular object: such as
a
usually disc
: a phonograph record
b
: a round flat plate coated with a magnetic substance on which data for a computer is stored
d
usually disc
: a rotor in a disc brake
5
usually disc
: one of the concave circular steel tools with sharpened edge making up the working part of a disc harrow or plow
also
: an implement employing such tools
variants
or disc
disked or disced; disking or discing; disks or discs
: to cultivate with an implement (such as a harrow or plow) that turns and loosens the soil with a series of discs
Examples of disk in a Sentence
Recent Examples on the Web
Robert Lea,
Space.com,
3 July 2026
One tactic is to request the target grant full disk access to the fake Maccy app.
—
Dan Goodin,
ArsTechnica,
2 July 2026
After physical disk production ends, new games will be available exclusively in digital format from the PlayStation Store, an online shop for PlayStation games, and at retailers.
—
Mary Cunningham,
CBS News,
1 July 2026
Windows automatically erases them after 72 hours to prevent them from using too much disk space.
—
Chris Hoffman,
PC Magazine,
1 July 2026
See All Example Sentences for disk
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Noun
In 1785, astronomer William Herschel set about mapping our galaxy, correctly determining the disk-like shape of the Milky Way but incorrectly placing the solar system at its heart.
—
Robert Lea,
Space.com,
3 July 2026
One tactic is to request the target grant full disk access to the fake Maccy app.
—
Dan Goodin,
ArsTechnica,
2 July 2026
After physical disk production ends, new games will be available exclusively in digital format from the PlayStation Store, an online shop for PlayStation games, and at retailers.
—
Mary Cunningham,
CBS News,
1 July 2026
Windows automatically erases them after 72 hours to prevent them from using too much disk space.
—
Chris Hoffman,
PC Magazine,
1 July 2026
See All Example Sentences for disk
Cite this Entry
“Disk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disk. Accessed 5 Jul. 2026.
Copy CitationKids Definition
disk
1 of 2 noun
variants
or disc
1
a
: the central part of the flower head of a typical plant (as a daisy or aster) of the composite family made up of closely packed tube-shaped flowers
b
: any of various rounded and flattened animal anatomical structures
especially
: intervertebral disk
2
: a thin circular object: as
a
usually disc
: a phonograph record
b
: a round flat plate coated with a magnetic substance on which data for a computer is stored
c
: CD
d
3
usually disc
: a tilling implement (as a plow) with sharp-edged circular cutting blades
also
: one of these blades
disk
2 of 2 verb
variants
or disc
: to cultivate (land) with a disc
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