adj pertaining to, derived from, or designating, a complex acid called nitroprussic acid, obtained indirectly by the action of nitric acid on potassium ferrocyanide (yellow prussiate), as a red crystalline unstable substance. it forms salts called nitroprussides, which give a rich purple color with alkaline subphides.
NITROPRUSSIC
Meaning of NITROPRUSSIC in English
Webster English vocab. Английский словарь Webster. 2012