NRG

[file format] A .nrg file is a proprietary CD image file format used by Nero Burning ROM, a utility suite made by Nero AG, to create and burn CD images. Other than Nero Burning ROM, a variety of software titles can use these image files. For example, PowerISO, Alcohol 120%, or Daemon Tools can mount NRG files onto virtual drives for reading...
Found on http://en.wikipedia.org/wiki/NRG_(file_format)

Nrg

[file format] taken with fuji S5600 ...
Found on http://en.wikipedia.org/wiki/Nrg_(file_format)

NRG

A proprietary CD image file format used by Nero Burning ROM to create and burn CD images. Despite its proprietary nature, various programs can read it, including Alcohol 120%, Daemon Tools and Power ISO.
Found on http://www.translationdirectory.com/glossaries/glossary339.php

NRG

Energy
Found on http://www.encyclo.co.uk/local/21662

nrg

energy
Found on http://www.noslang.com/dictionary/n/
No exact match found