pesticide
nounmasculinetécnico/pɨʃtɨˈsidɐ/medium
pes·ti·ci·da
Definition
A chemical or biological substance used to eliminate or control pests (insects, fungi, weeds, etc.).
Excessive use of pesticides can contaminate soil and water.
Farmers applied a pesticide to combat the infestation.
Common collocations
agricultural pesticidepesticide applicationpesticide residues
Etymology
Do inglês 'pesticide', de 'pest' (praga) + '-cide' (do latim '-cida', que mata).