JPEG

noun

ˈjā-ˌpeg How to pronounce JPEG (audio)
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.
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 The software supports the JPEG XL format, which combines ultrahigh resolutions with reduced file sizes. — Michael Muchmore, PC Magazine, 13 Mar. 2026 The new models also add USB-C support for faster transfer of JPEG and RAW files to a computer. — Harry Bennett, Space.com, 16 May 2026 Snapshot images can also now use HEIC, which squeezes better quality into smaller file sizes compared to JPEG. — Paul Lamkin, Forbes.com, 1 Apr. 2026 See All Example Sentences for JPEG

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

Browse Nearby Words

JP
JPEG
Jpn
See all Nearby Words

Cite this Entry

“JPEG.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/JPEG. Accessed 7 Jul. 2026.

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More from Merriam-Webster on JPEG

Britannica.com: Encyclopedia article about JPEG

Last Updated: - Updated example sentences
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