Definition of JPEG noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈdʒeɪpeɡ//
    ; NAmE NAmE//ˈdʒeɪpeɡ//
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  1. 1[uncountable] the abbreviation for Joint Photographic Experts Group (technology which reduces the size of files that contain images) JPEG files
  2. 2[countable] an image created using this technology You can download the pictures as JPEGs.
  3. Word Origin1990s: abbreviation of Joint Photographic Experts Group.
See the Oxford Advanced American Dictionary entry: JPEG