plural JPEGs
: a computer file format for the compression and storage of digital images
The file format commonly used for photos is the highly compressed JPEG format …Consumer Reports
also : an image stored in this format
… seems convenient until you unknowingly open a virus-laden executable program disguised as a JPEG. Scott McNealy

Examples of JPEG in a Sentence

Most of the pictures are JPEGs.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Photos can be captured in JPEG and RAW formats. James Abbott, Space.com, 23 Feb. 2026 The judge compared the model to MP3 and JPEG files, which store your music and photos in files that are smaller than the raw, uncompressed originals. Alex Reisner, The Atlantic, 9 Jan. 2026 Where WebP Can Slow Teams Down Designers and content teams frequently worked in tools that still expect PNG or JPEG files. Malana Vantyler, jsonline.com, 23 Dec. 2025 Now Windows users have been issued another warning about a threat hiding in plain sight that weaponizes JPEG image files to attack. Davey Winder, Forbes.com, 4 Aug. 2025 The app has manual controls, including shutter speed and ISO, and can capture photos in RAW and JPEG. Julian Chokkattu, Wired News, 21 June 2025 For more than 30 years, JPEG has made high-quality, high-resolution photography accessible in operating systems far and wide. IEEE Spectrum, 17 June 2025 The platform handles transactions and delivers JPEG files to customers. Kathy Kristof, San Diego Union-Tribune, 9 June 2025

Word History

Etymology

Joint Photographic Experts Group

First Known Use

1988, in the meaning defined above

Time Traveler
The first known use of JPEG was in 1988

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Cite this Entry

“JPEG.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/JPEG. Accessed 24 Feb. 2026.

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