Picric

Pi'cric adjective [ Greek ... bitter.] (Chemistry) Pertaining to, or designating, a strong organic acid (called picric acid ), intensely bitter. » Picric acid is obtained by treating phenol with strong nitric acid, as a brilliant yellow crystalline substance, C 6 H
Found on http://www.encyclo.co.uk/webster/P/84

picric

<chemistry> Pertaining to, or designating, a strong organic acid (called picric acid), intensely bitter. ... Picric acid is obtained by treating phenol with strong nitric acid, as a brilliant yellow crystalline substance, C6H2(NO2)3.OH. It is used in dyeing silk and wool, and also in the manufacture of explosives, as it is very unstable when ...
Found on http://www.encyclo.co.uk/local/20973

Picric

• (a.) Pertaining to, or designating, a strong organic acid (called picric acid), intensely bitter.
Found on http://thinkexist.com/dictionary/meaning/picric/
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