c.1400, from Old French cauterisation (14c.) and directly from Late Latin cauterizationem (nominative cauterizatio), noun of action from past participle stem of cauterizare (see cauterize).
c.1400, from Old French cauterisier, from Late Latin cauterizare "to burn or brand with a hot iron," from Greek kauteriazein, from kauter "burning or branding iron," from kaiein "to burn" (see caustic). Related: Cauterized; cauterizing.
cauterize cau·ter·ize (kô'tə-rīz')
v. cau·ter·ized, cau·ter·iz·ing, cau·ter·iz·es
To burn or sear with a cautery.