variant spelling of

1a : the seemingly flat figure of a celestial body the solar disk
b archaic : discus
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
c usually disc : optical disk: such as
(1) : videodisc
(2) : cd
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

Definition of disc (Entry 2 of 3)

variants: or disci- or disco-

Definition of disc- (Entry 3 of 3)

1 : disk discoid
2 : phonograph record discophile

History and Etymology for disc

Combining form

Latin, from Greek disk-, disko-, from diskos

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Cite this Entry

“Disc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disc. Accessed 20 Jun. 2021.

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More Definitions for disc


Kids Definition of disc

variant of disk

disc, discectomy

Medical Definition of disc

variant of disk , diskectomy

More from Merriam-Webster on disc

Nglish: Translation of disc for Spanish Speakers

Britannica English: Translation of disc for Arabic Speakers


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