What does "insecticide" mean?

A substance used to kill insects.

How do you pronounce "insecticide"?

Pronounced //ɪnˈsɛk.tɪˌsaɪd//.

Common synonyms include: aborticide, acaricide, anthelmintic, antibiotic, antiseptic, biological insecticide.

/ɪnˈsɛk.tɪˌsaɪd/ noun

noun ·Uncommon ·Advanced level

Noun

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
a chemical used to kill insects wordnet

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

From French insecticide, as insect + -icide.