Vivisection

From Witcher Wiki

Vivisection seems to be a commonly used method of investigating poorly understood creatures.

[edit] In The Witcher computer game

[edit] Glossary Entry

Vivisection is the act of operating on a living organism. Mages perform vivisections on monsters and animals in an effort to expand their knowledge of anatomy. The subject must always be strongly fastened to the operating table as anesthesia is not generally used during the procedure.