Meaning of vesicant

ves•i•cant

Pronunciation: (ves'i-kunt), [key]
— adj.
  1. producing a blister or blisters, as a medicinal substance; vesicating.
—n.
  1. a vesicant agent or substance.
  2. (in chemical warfare) a chemical agent that causes burns and destruction of tissue both internally and externally.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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