noun. a chemical used to kill larval pests.
- -cide (English)
- larva (English)
- larva (Latin)
Example sentences of the word larvicide
1. Noun, singular or mass
Use a larvicide to kill the bloodworms, but make sure the larvicide is approved for use in a swimming pool.
2. Preposition or subordinating conjunction
Mosquito dunks are bacterial larvicide that kill mosquito larvae.
Siphon off the water on top of the cover or treat with a larvicide dunk as necessary so the mosquitoes don’t have a new place to breed.