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arsenical

American  
[ahr-sen-i-kuhl] / ɑrˈsɛn ɪ kəl /

adjective

  1. containing or relating to arsenic.


noun

  1. any of a group of pesticides, drugs, or other compounds containing arsenic.

arsenical British  
/ ɑːˈsɛnɪkəl /

adjective

  1. of or containing arsenic

"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

noun

  1. a drug or insecticide containing arsenic

"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

Other Word Forms

Etymology

Origin of arsenical

First recorded in 1595–1605; arsenic + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Tobacco grown in the eastern Mediterranean countries, where arsenical insecticides are not used, has shown no such increase in arsenic content.

From The New Yorker Jan. 3, 2017

Arsenic-contaminated environments have also caused sickness and death among horses, cows, goats, pigs, deer, fishes, and bees, but arsenical sprays and dusts are still widely applied.

From The New Yorker Jan. 3, 2017

Only then did the government begin canceling some of the registrations of arsenical pesticides.

From Salon Oct. 8, 2012

As pests evolved resistance to arsenical pesticides and as chemical companies supplanted arsenicals with newer products, arsenicals fell out of favor.

From Salon Oct. 8, 2012

It would not be difficult to create conditions similar to those in Reichenstein and Cordoba by long continued use of arsenical insecticides.

From "Silent Spring" by Rachel Carson

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