cd

1 of 5

abbreviation (1)

1

candela

2

candle

3

cord

Cd

2 of 5

symbol

cadmium

CD

3 of 5

noun (1)

ˌsē-ˈdē 

: certificate of deposit

CD

4 of 5

noun (2)

: a small optical disk usually containing recorded music or computer data

also : the content (such as music or a computer program) of a CD released as a unit

promoting her latest CD

CD

5 of 5

abbreviation (2)

1

carried down

2

civil defense

3

[French corps diplomatique] diplomatic corps

Examples of cd in a Sentence

Recent Examples on the Web

Noun

The album should also sell well to the musical’s (and stars’) many obsessive fans, particularly with seven vinyl and four CD variants available for purchase, one of the latter also coming signed by Erivo and Grande. —Andrew Unterberger, Billboard, 26 Nov. 2025

For many savers, a certificate of deposit (CD) account could be the way to accomplish both goals. —Matt Richardson, CBS News, 25 Nov. 2025

No Spotify or Netflix exists for literature, where (other than with some exceptions, such as for vinyl collectors) the medium and the message are more easily disentangled, but the codex has endured for two millennia whereas the CD and the DVD lasted barely two decades. —Literary Hub, 24 Nov. 2025

Looks from such brands as Tom Ford, Givenchy by Sarah Burton, Diotima, Brandon Maxwell, Balmain, Christopher John Rogers, Altuzarra, CD Greene, Issey Miyake, Sergio Hudson, Marni, Marc Jacobs, Prabal Gurung, Valentino, Libertine and Zomer are featured in the windows. —Lisa Lockwood, Footwear News, 21 Nov. 2025

Word History

Etymology

Noun (2)

compact disc

First Known Use

Noun (1)

1866, in the meaning defined above

Noun (2)

1979, in the meaning defined above

Phrases Containing cd

• CD-ROM

Kids Definition

CD

noun

ˌsē-dē

: a small plastic disk on which information (as music or computer data) is recorded digitally and read by using a laser

Medical Definition

cd

1 of 3 abbreviation

candela

Cd

2 of 3 symbol

cadmium

CD

3 of 3 abbreviation

1

cluster of differentiation

—used with a number to denote any of numerous antigenic proteins found chiefly on the surface of white blood cells (such as T cells or B cells) see cd4, cd8

2

communicable disease

3

constant drainage

4

contagious disease

5

convulsive disorder

6

curative dose

Legal Definition

CD

abbreviation

certificate of deposit