cautery
/ˈkɔːtərɪ/noun
(pl. -ies)
1- Medicine an instrument or a caustic substance used for cauterizing【医】烙器, 烧灼器（用于烧灼）。
1.1
- mass noun the action of cauterizing something烧灼某物。
词源
late Middle English: via Latin from Greek kautērion 'branding iron' （see CAUTERIZE）.