follow Dictionary.com

Yours, Etc.: Origins and Uses of 8 Sign-Offs

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.
Cite This Source
Examples from the web for insecticides
  • This, in contrast, requires fewer insecticides to be applied to the crop.
  • Zoos sometimes use chickens instead of insecticides to control insect populations.
  • Boric acid and borax are often used as insecticides that are relatively safe for humans.
  • Many bedbugs have grown resistant to the weaker insecticides.
  • It is currently under investigation as a possible source of new insecticides.
  • They are considered to be amongst the safest insecticides for use around food.
  • Cyanides are used as insecticides for the fumigating of ships.
British Dictionary definitions for insecticides

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
Cite This Source
Word Origin and History for insecticides

insecticide

n.

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

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
insecticides 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.
Cite This Source
insecticides 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.
Cite This Source

Word of the Day

Difficulty index for insecticide

Some English speakers likely know this word

Word Value for insecticides

17
20
Scrabble Words With Friends

Nearby words for insecticides