Bible Dictionaries
Nitroprussic

Webster's Dictionary

(a.) 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.

Bibliography Information
Webster, Noah. Entry for 'Nitroprussic'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​n/nitroprussic.html. 1828.