'Cauterant' definitions:

Definition of 'cauterant'

From: WordNet
noun
An instrument or substance used to destroy tissue for medical reasons (eg removal of a wart) by burning it with a hot iron or an electric current or a caustic or by freezing it [syn: cautery, cauterant]

Definition of 'Cauterant'

From: GCIDE
  • Cauterant \Cau"ter*ant\, n. A cauterizing substance. [1913 Webster]