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[jey-peg] /ˈdʒeɪˌpɛg/
noun, Computers.
a set of standards and file format for compression of digital color images.
an image file compressed in this format. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for JPEG


  1. a standard file format for compressing pictures by disposing of redundant pixels
  2. a picture held in this file format
  3. (as modifier): a JPEG image
Word Origin
C20: technique devised by the J(oint) P(hotographic) E(xperts) G(roup)
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
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JPEG in Science
  1. Short for Joint Photographic Experts Group.

  2. A standard algorithm for the compression of digital images, making it easier to store and transmit them.

  3. A digital image that has been compressed using this algorithm.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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