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insecticide

[in-sek-tuh-sahyd] /ɪnˈsɛk təˌsaɪd/
noun
1.
a substance or preparation used for killing insects.
2.
the act of killing insects.
Origin
1860-1865
1860-65; insect + -i- + -cide
Related forms
insecticidal, adjective
noninsecticidal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for insecticide
  • But nobody ever thought to stop us or suggest that it was perhaps unwise to be scampering through choking clouds of insecticide.
  • Mosquitoes swarm at night, and nobody has come to spray with insecticide.
  • insecticide poisoning occurs when someone swallows or breathes in this substance.
  • It lasted twice as long as the next best insecticide, and cost one-fourth as much.
  • In some cases, what causes an organic insecticide to work is not well understood.
  • Without bats, farmers may have to use more insecticide, raising environmental worries and pushing up grocery prices.
  • No, the date-palm plantations are infested with insects, and insecticide cannot be imported.
  • If crops contain their own insecticide, spraying becomes unnecessary.
  • Bring repellent and a spray containing a pyrethroid insecticide to clear your room of bugs.
  • They fumigated infected burrows with insecticide, killing the fleas but sparing the gerbils.
British Dictionary definitions for insecticide

insecticide

/ɪnˈsɛktɪˌsaɪd/
noun
1.
a substance used to destroy insect pests
Derived Forms
insecticidal, adjective
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
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Word Origin and History for insecticide
n.

"substance which kills insects," 1865, from insect + -cide.

Online Etymology Dictionary, © 2010 Douglas Harper
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insecticide in Medicine

insecticide in·sec·ti·cide (ĭn-sěk'tĭ-sīd')
n.
A chemical substance that kills insects.


in·sec'ti·cid'al (-sīd'l) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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insecticide in Science
insecticide
  (ĭn-sěk'tĭ-sīd')   
A pesticide used to kill insects. Chlordane and DDT are insecticides. Compare fungicide, herbicide, rodenticide.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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