\ ˈdisk
\
\
variants:
or disc
Definition of disk
(Entry 1 of 2)
1a
: the seemingly flat figure of a celestial body
the solar disk
2
: any of various rounded and flattened animal anatomical structures
especially
: intervertebral disk — compare slipped disk
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
disk
verb
variants:
or disc
disked
or disced;
disking
or discing;
disks
or discs
Definition of disk (Entry 2 of 2)
: to cultivate with an implement (such as a harrow or plow) that turns and loosens the soil with a series of discs
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Other Words from disk
Noun
disklike
\ ˈdisk-ˌlīk
\
adjective
\
adjective
Examples of disk in a Sentence
Recent Examples on the Web: Noun
That's big enough to draw in gas quickly and start a runaway process by which the ever-increasing mass pulls in more material from farther away in the disk. — John Timmer, Ars Technica, "Jupiter may have had a head-on collision with a massive protoplanet," 14 Aug. 2019 That archive contains Isaac Asimov’s Foundation trilogy, which is inscribed in a quartz disk using an experimental 5D optical technology developed by physicists at the University of Southampton. — Daniel Oberhaus, WIRED, "A Crashed Israeli Lunar Lander Spilled Tardigrades on the Moon," 5 Aug. 2019 At The Cultured Cup, Stewart carries a 2003 sheng pu'er in a disk about the size of a dinner plate. — Erin Booke, Dallas News, "How Dallas is dipping into the world of dark, funky, fermented teas," 26 July 2019 The pizza would be the Milky Way disk; the air and dust inside the balloon would be the stars in the halo. — Nadia Drake, National Geographic, "Found: Oldest known stars in our galaxy," 22 July 2019 Around the star, there's a large disk made of gas and dust. — Ashley Strickland, CNN, "Astronomers make the first observations of a 'moon-forming' disk around a distant planet," 12 July 2019 Finding a quadruple star system is pretty weird by itself, but what truly makes this system weird is the protoplanetary disk. — Avery Thompson, Popular Mechanics, "Astronomers Discover Bizarre Quadruple Star System," 15 Jan. 2019 The first discovery came last June, when a team of astronomers published an image of a planet orbiting inside the disk around PDS 70, a young star roughly 5 million years old (our own sun is roughly 1,000 times older). — Quanta Magazine, "A Close Look at Newborn Planets Reveals Hints of Infant Moons," 27 Aug. 2019 As the second day of school let out at San Mateo High, administrators stood in the rotunda, waving plate-sized silver disks that students tapped with green-and-gray pouches. — Erin Woo, The Mercury News, "Sick of distracted students? Some schools have started locking up their phones," 19 Aug. 2019Recent Examples on the Web: Verb
Size: Disk up to 0.7 inch (1.7 centimeters) wide; stalk up to 0.3 inch (0.8 centimeter) tall IUCN Red List Status: — National Geographic, "8 Real-Life ‘Fantastic Beasts’ and Where to Find Them," 18 Nov. 2016These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disk.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for disk
disk
noun
variants:
or disc \ ˈdisk \
Kids Definition of disk
1
: something that is or appears to be flat and round
3
: a round, thin, flat plate coated with a magnetic substance on which data for a computer is stored
4
usually disc
: a phonograph record
disk
noun
variants:
or disc \ ˈdisk
\
\
Medical Definition of disk
: any of various rounded or flattened anatomical structures: as
a
: a mammalian blood cell
b
: blind spot
c
: intervertebral disk — see slipped disk
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