from The American Heritage® Dictionary of the English Language, 5th Edition.
noun An oily, colorless to violet or brown liquid, C2H2AsCl3, used to make a highly toxic gas weapon.
from The Century Dictionary.
noun A titano-anti-monate of calcium occurring in minute yellow to brown octahedrons: found in the gravels of Tripuhy, Minas Geraes, Brazil.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
noun An organoarseniccompound used as a chemical weapon.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[After Winford Lee Lewis, (1878–1943), American chemist.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
Lewis + -ite, after US chemist and soldier Winford Lee Lewis (1878–1943).
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Examples
Conant had supervised the production of a poison gas (never used) called lewisite during World War I, and shortly after the outbreak of World War II, he was invited to join a government body created to oversee scientific contributions to military research.
The corps found an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
The Corps discovered an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
The Corps discovered an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
The Corps discovered an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
The corps found an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
The Corps discovered an open flask containing traces of the chemical agent mustard, another blistering agent called lewisite and munition shells with more digging near a one-time Army chemical warfare station at American University.
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