Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “CD-ROM”

CD-ROM

noun [C or U] uk   /ˌsiː.diːˈrɒm/ us    /-ˈrɑːm/
B1 abbreviation for compact disc read-only memory: a compact disc that holds large amounts of information that can be read by a computer but cannot be changed: Cambridge dictionaries are available on CD-ROM.Computer programming and software
(Definition of CD-ROM from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of CD-ROM?
Add Cambridge dictionaries to your browser to your website

Definitions of “CD-ROM” in other dictionaries

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More