noun
castration; gonadectomy
Medical term for surgical removal of the gonads (testes or ovaries). Used in veterinary and clinical contexts.
犬の性腺摘除は去勢または避妊手術と呼ばれることが多い。
Gonadectomy in dogs is often called neutering or spaying.
性腺摘除後はホルモンバランスが変化する。
After gonadectomy, the hormonal balance changes.
Compound of 性腺 (gonad) and 摘除 (surgical removal).