castration; gonadectomy
Medical term for surgical removal of the gonads (testes or ovaries). Used in veterinary and clinical contexts.
Gonadectomy in dogs is often called neutering or spaying.
After gonadectomy, the hormonal balance changes.
去勢 is the common term for castration of male animals, while 性腺摘除 is a broader medical term covering removal of either testes or ovaries.
避妊手術 is a general term for contraceptive surgery (spaying/neutering), often used in everyday pet care, whereas 性腺摘除 is a clinical term.
Compound of 性腺 (gonad) and 摘除 (surgical removal).