Insecticide

//ɪnˈsɛk.tɪˌsaɪd// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A substance used to kill insects. countable, uncountable

    "The dried seed powder of custard apple (Annona squamosa L; family: Annonaceae) has been used as an insecticide in India and many other tropical countries since ancient times."

  2. 2
    a chemical used to kill insects wordnet

Synonyms

All synonyms
aborticideacaricideanthelminticantibioticantisepticbug bomb

Example

More examples

"I sprayed insecticide on the outside of the mosquito net."

Etymology

From French insecticide, as insect + -icide.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.