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arsenical

[ahr-sen-i-kuh l]
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adjective
  1. containing or relating to arsenic.
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noun
  1. any of a group of pesticides, drugs, or other compounds containing arsenic.
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Origin of arsenical

First recorded in 1595–1605; arsenic + -al1
Related formsnon·ar·sen·i·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for arsenical

Historical Examples

  • The Arsenical vapours being conducted into this passage, adhere both to the sides thereof and to the joists that lye across it.

    Elements of the Theory and Practice of Chymistry, 5th ed.

    Pierre Joseph Macquer

  • This is owing to some particles of inflammable matter, from which Arsenical minerals are seldom quite free.

  • Arsenical compounds have supplanted practically all other substances used to combat external biting insects.

    Apple Growing

    M. C. Burritt

  • Arsenical Soaps, &c.—Arsenic is used in preserving the skins of animals.

  • A fresh section of it shows it to be Arsenical Iron Pyrites, each piece weighing four or five ounces.

    The Mound Builders

    George Bryce

British Dictionary definitions for arsenical

arsenical

adjective
  1. of or containing arsenic
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noun
  1. a drug or insecticide containing arsenic
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
arsenical in Medicine

arsenical

(är-sĕn′ĭ-kəl)
n.
  1. An agent containing arsenic.
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adj.
  1. Of, relating to, or containing arsenic.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.