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

For nearly a decade, CD Projekt Red’s The Witcher 3: Wild Hunt (2015) has been considered the gold standard for side questing in role-playing games, consistently surprising players with how missions and favors would tie back into the main narrative, or even change it entirely. —Hayes Madsen, Rolling Stone, 13 Feb. 2025

Rush’s transformative sophomore album Fly by Night, which marked Peart’s arrival in the band, turns 50 on February 14, and the band will release the career-spanning four CD box set Rush 50 on March 21. —Al Shipley, SPIN, 12 Feb. 2025

Last year, Polish video-game developer CD Projekt Red dropped a promising teaser for The Witcher 4. —Scott Meslow, Vulture, 11 Feb. 2025

Grateful Dead | Limited Edition 50th Anniversary CD Box Set—The 30 Trips Around the Sun box set is another hot item, drawing 11 bids and reaching $1,250, though still below its high estimate. —Thomas G. Moukawsher, Newsweek, 30 Jan. 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