variant spelling of disk
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 disci-
or disco-
1
: disk
discoid
2
: phonograph record
discophile
Examples of disc in a Sentence
Recent Examples on the Web
Brian Mazique, Forbes.com, 20 May 2026
The contemporary four-story building features high ceilings with decorative architectural discs, a kitchen with a marble island, and a primary suite with a deck.
—The Week Us, TheWeek, 18 May 2026
Form the mixture into a disc, then divide into 8 pieces.
—Kate Williams, AJC.com, 18 May 2026
Ike Willis, the singer and guitarist who spent a decade with Frank Zappa and starred on his three-disc rock opera Joe’s Garage, died on Saturday, May 16, his family confirmed to Rolling Stone.
—Jon Blistein, Rolling Stone, 18 May 2026
See All Example Sentences for disc
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Noun
Physical disc buyers don't get the official 24-hour window, though a local store running an early launch-day pickup could net you a few hours regardless.
—Brian Mazique, Forbes.com, 20 May 2026
The contemporary four-story building features high ceilings with decorative architectural discs, a kitchen with a marble island, and a primary suite with a deck.
—The Week Us, TheWeek, 18 May 2026
Form the mixture into a disc, then divide into 8 pieces.
—Kate Williams, AJC.com, 18 May 2026
Ike Willis, the singer and guitarist who spent a decade with Frank Zappa and starred on his three-disc rock opera Joe’s Garage, died on Saturday, May 16, his family confirmed to Rolling Stone.
—Jon Blistein, Rolling Stone, 18 May 2026
See All Example Sentences for disc
Cite this Entry
“Disc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disc. Accessed 21 May. 2026.
Copy CitationMedical Definition
disc
noun
variants
or disk
: any of various rounded or flattened anatomical structures: as
a
: a mammalian blood cell
b
c
: intervertebral disc see also slipped disc
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