• (n.) An explosive consisting of gun cotton and camphor dissolved in nitroglycerin. • (n.) An explosive consisting of gun cotton and camphor dissolved in nitroglycerin. Found on http://thinkexist.com/dictionary/meaning/nitrogelatin/
Ni`tro·gel'a·tin noun [ Nitro- + gelatin .] An explosive consisting of gun cotton and camphor dissolved in nitroglycerin. [ Written also nitrogelatine .] Found on http://www.encyclo.co.uk/webster/N/24