Definition of picric acid in English:

picric acid

Line breaks: pic¦ric acid
Pronunciation: /ˈpɪkrɪk


[mass noun] Chemistry
  • A bitter yellow compound obtained by nitrating phenol, used as a dye and in the manufacture of explosives.
    • Alternative name: 2,4,6-trinitrophenol; chemical formula: C6H2(NO2)3OH
    More example sentences
    • Nitrogen is an important component of common chemical explosives like TNT, nitroglycerin, gunpowder, guncotton, nitrocellulose, picric acid, and ammonium nitrate.
    • In addition, some of the chemicals could be hazardous: picric acid was explosive, and the arsenic compounds could be toxic to the wearer.
    • Marks recounts how some painted their legs and arms vivid yellow with picric acid to protect against sunburn.


mid 19th century: picric from Greek pikros 'bitter' + -ic.

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Pronunciation: skəʊʃ
a small amount; a little