necrotization
/ˌnɛkrə(ʊ)tʌɪˈzeɪʃn/(also necrotisation) Pathology and Plant Pathol.
noun
The process of causing or undergoing necrosis; the condition of being necrotic.
Origin
Mid 19th century; earliest use found in Chambers's Journal of Popular Literature. From necrot- + -ization.