nə̇ˈkrōsə̇s, neˈ- noun
( plural necro·ses -ˌsēz)
Etymology: Late Latin, from Greek nekrōsis, from nekroun to make dead, mortify, from nekros dead body — more at noxious
1. : death of living tissue: as
a. : death of a portion of animal tissue differentially affected by loss of blood supply, corrosion, burning, the local lesion of a disease (as tuberculosis), or other local injury — compare necrobiosis
b. : localized or general death of plant tissue caused by low temperatures, fungi, or other factors and often characterized by a brownish or black discoloration
2. : dead-arm