disc

1 of 3

noun

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

c

usually disc : optical disc: 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

disc

2 of 3

abbreviation

discount

disc-

3 of 3

combining form

variants or disci- or disco-

1

: disk

discoid

2

: phonograph record

discophile

Examples of disc in a Sentence

Recent Examples on the Web

Noun

The Sound Of Music turns 60 this year – and Disney has happily opted to celebrate the occasion by remastering the film in 4K resolution and high dynamic range for a worldwide re-release at the cinema and on 4K Blu-ray disc. —John Archer, Forbes.com, 8 Sep. 2025

This ripper supports nearly every DVD format, including protected discs with CSS, region codes, and Sony ARccOS. —PC Magazine, 7 Sep. 2025

Then, magnetically attach an Apple watch to your charging disk, and magnetically attach your cell phone to the larger disc on the end of the adjustable chrome arm. —Jan Wagner, San Diego Union-Tribune, 6 Sep. 2025

Front disc and rear drum brakes do the stopping. —Robert Ross, Robb Report, 5 Sep. 2025

Word History

Etymology

Combining form

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

Rhymes for disc

• bisque
• brisk
• disk
• fisc
• fisk
• frisk
• risk
• whisk
• basilisk
• videodisc

Kids Definition

disc

variant of disk

Medical Definition

disc

noun

variants or disk

ˈdisk 

: any of various rounded or flattened anatomical structures: as

a

: a mammalian blood cell

b

: blind spot

c

: intervertebral disc see also slipped disc