JPEG
n. countablen. Stands for Joint Photographic Experts Group. A common way to save digital photos so they take up less space on your computer or phone.
n. Abbreviation for Joint Photographic Experts Group. A standard format for the lossy compression of digital images, widely used for photographs on the internet and in digital cameras.
Please send the photo as a JPEG file.
The photographer saved the final edits as JPEGs to ensure the file sizes were small enough for the website to load quickly.
While professional photographers often shoot in RAW to preserve every detail, they typically convert those files to JPEG for final distribution and social media sharing.
From Joint Photographic Experts Group, the name of the committee that created the standard.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Often used as a modifier before another noun, such as 'JPEG file' or 'JPEG format'.
Last updated July 22, 2026