• synonyms


[ nuh-krohs, ne-, nek-rohs ]
/ nəˈkroʊs, nɛ-, ˈnɛk roʊs /

verb (used with or without object), ne·crosed, ne·cros·ing. Pathology.

to affect or be affected with necrosis.

Nearby words

necrophorous, necropolis, necropolitan, necropsy, necroscopy, necrose, necrosis, necrospermia, necrotic, necrotic cirrhosis, necrotic enteritis

Origin of necrose

First recorded in 1870–75; back formation from necrosis

Definition for necroses (2 of 2)


[ nuh-kroh-sis, ne- ]
/ nəˈkroʊ sɪs, nɛ- /


death of a circumscribed portion of animal or plant tissue.

Origin of necrosis

1655–65; < New Latin < Greek nékrōsis mortification, state of death. See necr(o)-, -osis
Related formsne·crot·ic [nuh-krot-ik, ne-] /nəˈkrɒt ɪk, nɛ-/, adjectivepost·ne·crot·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for necroses (1 of 2)


/ (nɛˈkrəʊs, ˈnɛkrəʊs) /


(intr) to cause or undergo necrosis

Word Origin for necrose

C19: back formation from necrosis

British Dictionary definitions for necroses (2 of 2)


/ (nɛˈkrəʊsɪs) /


the death of one or more cells in the body, usually within a localized area, as from an interruption of the blood supply to that part
death of plant tissue due to disease, frost, etc
Derived Formsnecrotic (nɛˈkrɒtɪk), adjective

Word Origin for necrosis

C17: New Latin from Greek nekrōsis, from nekroun to kill, from nekros corpse
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for necroses



"death of bodily tissue," 1660s, from Greek nekrosis "a becoming dead, state of death," from nekroun "make dead," from nekros "dead body" (see necro-). Related: Necrotic.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for necroses (1 of 2)


[ nĕ-krōs, -krōz, nĕkrōs′, -rōz′ ]


To undergo or cause to undergo necrosis.

Medicine definitions for necroses (2 of 2)


[ nə-krōsĭs ]

n. pl. ne•cro•ses (-sēz′)

Death of cells or tissues through injury or disease, especially in a localized area of the body.
Related formsne•crotic (-krŏtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for necroses


[ nə-krōsĭs ]

The death of cells or tissues from severe injury or disease, especially in a localized area of the body. Causes of necrosis include inadequate blood supply (as in infarcted tissue), bacterial infection, traumatic injury, and hyperthermia.
Related formsnecrotic adjective (nə-krŏtĭk)
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.