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1. a caustic substance or hot or cold instrument used in cauterization.
chemical cautery chemocautery.
cold cautery cryocautery.
electric cautery electrocautery (def. 2).
Any substance, such as liquid nitrogen or carbon dioxide snow, or a low temperature instrument, the application of which causes destruction of tissue by freezing.
Synonym(s): cold cautery
1. the application of a caustic agent, a hot instrument, an electric current, or other agent to destroy tissue.
2. an agent so used.
cauterization by carbon dioxide, called also cryocautery.