from the GNU version of the Collaborative International Dictionary of English

  • adj. Pertaining to, or designating, one of the higher acids of manganese, HMnO4, which forms salts called permanganates.

from The Century Dictionary and Cyclopedia

  • Obtained from manganese.
  • an acid obtained in a state of aqueous solution from manganese by decomposing its barium salt with sulphuric acid. It forms a deepred solution, which decomposes with evolution of hydrogen on exposure to light or when heated. Potassium permanganate is the most important salt. It forms crystals which are nearly black, but give with water a purple solution. It is used as an oxidizing agent, and is a powerful antiseptic.


Sorry, no etymologies found.



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