necrosis[ne krō′sis, nə-]
- Necrosis is a decay or death of cells, typically because of blood flow problems, diseases or injury.
An example of necrosis is when blood flow is cut off to the foot in an accident and the living cells of the foot die.
- the death or decay of tissue in a particular part of the body, as from loss of blood supply, burning, etc.
- Bot. death of plant tissue, as from disease, frost, etc.
Origin of necrosisModern Latin ; from Late Latin a killing ; from Classical Greek nekrōsis ; from nekroun, to make dead, mortify ; from nekros, dead body: see necro-
Origin of necrosisLate Latin necrōsis, a causing to die, killing, from Greek nekrōsis, death, from nekroun, to make dead, from nekros, corpse; see nek-1 in Indo-European roots.
From Ancient Greek νέκρωσις (nekrōsis).