noun
animal testing; animal experiments; in-vivo testing
Refers to scientific experiments conducted on live animals, often in medical, pharmaceutical, or biological research. Can also be used in ethical discussions.
化粧品の開発では、動物実験を禁止する動きが広がっている。
There is a growing movement to ban animal testing in cosmetics development.
新薬の安全性を確認するために動物実験が行われた。
Animal experiments were conducted to confirm the safety of the new drug.