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Definition of insecticide

insecticide

/ɪnˈsɛktɪsaɪd/
in · sec · ti · cide
Plural:insecticides
•
Adjective:insecticidal
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insecticide Lexical Profile

insecticide Game Scores & Validity

• noun

1

A chemical or biological substance formulated to kill, repel, or control insects.

Example

"The farmers sprayed a natural insecticide on the crops to protect the harvest from locusts."

Synonyms
View all synonyms for insecticide

• Nearby Words

inscription
inseam
insect
insecticide
insectivore
insecure
insecurely

Word Origin & Etymology

Coined in the mid-19th century, derived from French insecticide, formed from Latin insectum ('insect') and the combining form -cida ('killer'), from caedere ('to cut or kill').

Cite this Entry

Wordmom. (2026). Definition of Insecticide. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/insecticide
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