Also found in: Dictionary, Acronyms, Encyclopedia, Wikipedia.
Related to lewisite: British anti lewisite
A toxic gas used in warfare. It is a vesicant, a lung irritant like mustard gas; a systemic poison entering the circulation through the lungs or skin, and a mitotic poison arresting mitosis in the metaphase; dimercaprol is the antidote.
[W. Lee Lewis]
Etymology: Winford L. Lewis, American chemist, 1878-1943
2-chlorovinyl arsine, a poisonous blister gas used in World War I that causes irritation of the lungs, dyspnea, damage to the tissues of the respiratory tract, tears, and pain.
A chemical warfare vesicant (NATO Code L) that contains arsenic; developed near the end of World War I but produced mostly in Russia.
A vesicant toxic gas used in warfare.
an arsenical mustard; used as a war gas. The possibility of arsenic poisoning in animals by this means now seems remote. The chief claim for the product in recent times is the production of an antidote which has come into general use for poisoning by metals; known as British antilewisite or BAL.