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

For instance, the Wii supported GameCube discs, but the Wii U could only play Wii discs. —Jibin Joseph, PCMAG, 6 Nov. 2024

The product, which has been approved as a medical device by the FDA, works using a gyroscopic spinning disc on the back of the hand that spins at a five-figure rate of revolution per minute. —Chris Stokel-Walker, TIME, 30 Oct. 2024

Rather, Danek’s device is a vibrating mesh nebulizer, which uses a circular disc that moves 150,000 times per second to wick pharmaceutical-grade nicotine liquid into an inhalable vapor. —Danielle Chemtob, Forbes, 25 Oct. 2024

Divide dough in half; press each half into a ½-inch-thick disc. —Sabrina Weiss, People.com, 22 Oct. 2024

Word History

Etymology

Combining form

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

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