
1) Computer file format 2) Open format
Found on
https://www.crosswordclues.com/clue/djvu

DjVu (uː {respell|DAY|zhah|VUE|`}, like déjà vu deʒavy) is a computer file format designed primarily to store scanned documents, especially those containing a combination of text, line drawings, indexed color images, and photographs. It uses technologies such as image layer separation of text and background/images, progressive loading, arithm....
Found on
http://en.wikipedia.org/wiki/DjVu

A proprietary image compression algorithm and decompression software developed by AT&T and marketed by LizardTech.com. Designed to provide higher compression rates for greyscale and colour images than standard compression techniques such as JPEG. Used to deliver greyscale and colour image files across the Internet.
Found on
http://www.encyclo.co.uk/local/20462
No exact match found.