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ROM

 
(rŏm) pronunciation
n. Computer Science
Memory hardware that allows fast access to permanently stored data but prevents addition to or modification of the data.

[r(ead-)o(nly) m(emory).]


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Form of computer memory that does not lose its contents when the power supply is cut off and that is not rewritable once it is manufactured or written. It is generally employed for programs designed for repeated use without modification, such as the start-up procedures of a personal computer; the ROM is used for storing the program used in the control unit of the computer. See also CD-ROM, compact disc.

For more information on ROM, visit Britannica.com.

[Etymology: reciprocal ohm·metre] Metric-c.g.s. (Ω·m)-1.
[Barker R. E. jnr. Nature Vol. 203, 513 (1964)]

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categories related to 'ROM'

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For a list of words related to ROM, see:
  • Memory and Data Storage - ROM: read-only memory; memory storage device that can be written to once and not changed, used for nonvolatile, machine-specific instructions


Contents

ROM, Rom, or rom is an abbreviation and name that may refer to:

In computers and mathematics

In biomechanics and medicine

In engineering

  • Range of motion, the distance (linear or angular) that a movable object may normally travel while properly attached to another object.

In society and geography

In fiction and entertainment


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Copyrights:

American Heritage Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
Britannica Concise Encyclopedia. Britannica Concise Encyclopedia. © 1994-2012 Encyclopædia Britannica, Inc. All rights reserved.  Read more
Oxford Dictionary of Units & Measures. A Dictionary of Weights, Measures, and Units. Copyright © Donald Fenna 2002, 2004. All rights reserved.  Read more
Random House Word Menu. © 2010 Write Brothers Inc. Word Menu is a registered trademark of the Estate of Stephen Glazier. Write Brothers Inc. All rights reserved.  Read more
Wikipedia on Answers.com. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article Rom Read more

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