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
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
Michael Irving, New Atlas, 30 Jan. 2025
The ice disks spotted along the river aren’t a new weather pattern.
—Joseph Hernandez, Kansas City Star, 21 Jan. 2025
Kevin Purdy, Ars Technica, 15 Aug. 2023
How To Store Double Pie Crust Wrap and chill the pie dough disks for at least two hours, or up to two days for the freshest results.
—Nancie McDermott, Southern Living, 2 Nov. 2023
See all Example Sentences for disk 
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Noun
Asteroids are kind of like crumbs left over from the disk of dust and gas that formed the Sun, planets and moons 4.5 billion years ago.
—Michael Irving, New Atlas, 30 Jan. 2025
The ice disks spotted along the river aren’t a new weather pattern.
—Joseph Hernandez, Kansas City Star, 21 Jan. 2025
Verb
Working each process also takes up memory pages in memory, and filling up your allotment can move memory pages to disk, from which a process really does not want to work.
—Kevin Purdy, Ars Technica, 15 Aug. 2023
How To Store Double Pie Crust Wrap and chill the pie dough disks for at least two hours, or up to two days for the freshest results.
—Nancie McDermott, Southern Living, 2 Nov. 2023
See all Example Sentences for disk
Articles Related to disk
Dictionary Entries Near disk
Cite this Entry
“Disk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disk. Accessed 13 Feb. 2025.
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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