MJPEG

Moving Joint Photographics Expert Group - a version of the JPEG standard which is similar to the JPEG standard but uses moving images rather than still pictures - it is used to prevent the blocking which can occur with MPEG files
Found on http://www.archivemag.co.uk/

MJPEG

Moving JPEG. A moving image which is made by storing each frame of a moving picture sequence in JPEG compression, then decompressing and displaying each frame at rapid speed to show the moving picture.M-JPEG does not use interframe coding as MPEG does. Sometimes called Motion JPEG.
Found on http://www.videohelp.com/glossary?M
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