necrosis

necrosis Definition

ne·cro·sis (ne krō′sis, nə-)

noun pl. -·ses′-sēz′

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.

Etymology: ModL < LL, a killing < Gr nekrōsis < nekroun, to make dead, mortify < nekros, dead body: see necro-

necrosis Related Forms

ne·crose′ (ne krōs′, ne′krōs′) transitive verb, intransitive verb -·crosed′, -·cros′·ing ne·crot′ic (-krät′ik) adjective

necrosis Synonyms

corruption, rot, putrefaction; see decay 2, disease.

necrosis Usage Examples

Preposition: of

tissue: Grade 3 Full thickness skin loss involving damage or necrosis of subcutaneous tissue extending to, but not through the muscle.
bone: Grade 4 4.1 4.2 Full thickness skin loss with destruction and necrosis of bone, tendon or joint capsule.

Converse of object

induce: These drugs induce necrosis of the parasite but also produce unwanted side-effects in treated animals.

Adjective modifier

avascular: Avascular necrosis means the death of the bone due to deprivation of its blood supply.
papillary: Renal: Papillary necrosis which can lead to renal failure.
aseptic: PITFALLS IN DIAGNOSIS Prolonged dislocation of the femoral head may increase the rate of aseptic necrosis.
tubular: Acute renal failure with acute tubular necrosis may develop even in the absence of severe liver damage.
pancreatic: Infection of pancreatic necrosis was the main risk factor for death.
ischaemic: Loss of blood supply following trauma: will cause ischaemic necrosis.

Modifies a noun

factor-alpha: A cytokine called tumor necrosis factor-alpha plays a key role in regulating the severity of an immune response.
alpha: Tumor necrosis factor alpha also plays a pivotal part in inflammation.
factor: There is a particular emphasis on the role of members of the tumor necrosis factor family.
receptor: A trial of etanercept, a recombinant tumor necrosis factor receptor: Fc fusion protein, in patients with rheumatoid arthritis receiving methotrexate.
virus: First isolation of infectious pancreatic necrosis virus from carp.

Noun used with modifier

anti-tumour: The prevalence of patients with rheumatoid arthritis in the West Midlands fulfilling the BSR criteria for anti-tumour necrosis factor therapy: an out-patient study.
pith: Pith necrosis symptoms developed on inoculated plants in 7 days. No symptoms developed on negative control plants.
tumor: Bone invasion and tumor necrosis, features not reported before, were found in six cases each.
tumor: There is a particular emphasis on the role of members of the tumor necrosis factor family.
radiation: There is the risk of radiation necrosis of the skin.
tissue: Speeding up the healing of wounds is likely to reduce complications such as infections and tissue necrosis.

Browse dictionary entries near necrosis