1.
pest-control agent; pesticide
A substance used to prevent or eliminate pests, insects, or plant diseases, especially in agriculture and gardening.
畑に防除剤をまく。
to spread pest-control agent on the field.
この防除剤は害虫によく効く。
This pesticide works well against harmful insects.
農薬の使いすぎを避けるため、防除剤の量を減らした。
To avoid overusing agrochemicals, I reduced the amount of pest-control agent.
Composed of 防除 ('prevention and extermination') + 剤 ('agent, preparation'). Refers to substances used to control agricultural pests, insects, and plant diseases.
COMMON COLLOCATIONS:
- 防除剤を散布する: to spray a pest-control agent
SIMILAR WORDS:
- 殺虫剤: insecticide — targets insects specifically
- 農薬: agricultural chemical — the broader category