D defs.my
Entry 1 sense Webster, 1913

Vivisection

· Viv·i·sec·tion · IPA /ˌvɪ.vɪˈsɛk.ʃən/
01 n. The dissection of an animal while alive, for the purpose of making physiological investigations.
  1. 1.
    The dissection of an animal while alive, for the purpose of making physiological investigations.