Necroses is a medical term used to describe the death of cells or tissues due to injury or disease. There are a few synonyms that can be used to describe this process. One synonym is necrotic, which is an adjective used to describe tissue that has died. Another synonym is necrosis, which refers to the actual process of cell death. Additionally, the phrase cell death can be used as another synonym for necroses. While not all synonyms are exact replacements, they can be useful when trying to communicate a concept with slightly different phrasing or terminology.