American English

Definition of JPEG noun from the Oxford Advanced American Dictionary



    (also JPG) noun
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  1. 1[uncountable] the abbreviation forJoint 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.
See the Oxford Advanced Learner's Dictionary entry: JPEG