SINCE 1828
dictionary
thesaurus

CD-ROM

noun
Save Word
\ ˌsē-ˌdē-ˈräm How to pronounce CD-ROM (audio) \

Definition of CD-ROM

: a CD containing computer data that cannot be altered

First Known Use of CD-ROM

1983, in the meaning defined above

History and Etymology for CD-ROM

compact disc read-only memory

Buying Guide

Our Reviews team has selected the best desktop computers.

Learn More About CD-ROM

Dictionary Entries Near CD-ROM

cdre

CD-ROM

CD-RW

See More Nearby Entries 

Statistics for CD-ROM

Cite this Entry

“CD-ROM.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/CD-ROM. Accessed 28 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for CD-ROM

CD-ROM

noun
\ ˌsē-ˌdē-ˈräm \

Kids Definition of CD-ROM

: a CD that contains computer data that cannot be changed

More from Merriam-Webster on CD-ROM

Nglish: Translation of CD-ROM for Spanish Speakers

WORD OF THE DAY

fulsome

Listen to the pronunciation of fulsome

See Definitions and Examples »

Test Your Vocabulary

Great Words for Scrabble

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games