| a yellow, crystalline, water-soluble, intensely bitter, poisonous acid, C6H3N3O7, used chiefly in explosives. |
, trinitrophenol. 
picric acid pic·ric acid (pĭk'rĭk)
n.
A poisonous, explosive, yellow, crystalline acid used as an application in burns, eczema, erysipelas, and pruritus and in the manufacture of dyes and explosives.
| picric acid (pĭk'rĭk) Pronunciation Key
A poisonous, yellow crystalline solid used in explosives, dyes, and antiseptics. Chemical formula: C6H3N3O7. |