asexualization 閹割
asex·u·al·i·za·tion /(ˈ)eˌsɛkʃ(ə)wələˈzeʃən, ˌsɛkʃələ-/ 名詞 閹割:睪丸或卵巢切除
A·sex·u·al·i·za·tion n. The act or process of sterilizing an animal or human being, as by vasectomy. ◄ ►