CD-ROM

[ see-dee-rom ]
/ ˈsiˌdiˈrɒm /

noun Computers.

a compact disk on which a large amount of digitized read-only data can be stored.

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Origin of CD-ROM

First recorded in 1980–85; shortening of c(ompact) d(isk) r(ead-)o(nly) m(emory)

Words nearby CD-ROM

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for CD-ROM

CD-ROM
/ (-ˈrɒm) /

noun

compact disc read-only memory; a compact disc used with a computer system as a read-only optical disk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for CD-ROM

CD-ROM
[ sēdē′rŏm ]

A compact disk containing permanently stored data that cannot be altered.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for CD-ROM

CD-ROM

An acronym for compact disc-read only memory. Commonly known as CDs, these plastic discs hold information that can be read by laser. (Compare magnetic tape.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.