canker

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(kăng'kər) pronunciation
n.
  1. Ulceration of the mouth and lips.
  2. An inflammation or infection of the ear and auditory canal, especially in dogs and cats.
  3. A condition in horses similar to but more advanced than thrush.
    1. A localized diseased or necrotic area on a plant part, especially on a trunk, branch, or twig of a woody plant, usually caused by fungi or bacteria.
    2. Any of several diseases of plants characterized by the presence of such lesions.
  4. A source of spreading corruption or decay.

v., -kered, -ker·ing, -kers.

v.tr.
  1. To attack or infect with canker.
  2. To infect with corruption or decay.
v.intr.
To become infected with or as if with canker.

[Middle English, from Old English cancer and from Old French cancre, both from Latin cancer, crab, malignant disease.]


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noun

    Anything that is injurious, destructive, or fatal: bane, contagion, poison, toxin, venom, virus. See help/harm/harmless.

verb

  1. To have a destructive effect on: envenom, infect, poison. Archaic empoison. See help/harm/harmless.
  2. To ruin utterly in character or quality: animalize, bastardize, bestialize, brutalize, corrupt, debase, debauch, demoralize, deprave, pervert, stain, vitiate, warp. See clean/dirty, help/harm/harmless.


A sunken area, sometimes soft or rotten, on woody stems or twigs. It can be caused by several kinds of fungi or bacteria.

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pronunciation

IN BRIEF: A spreading sore. Also: An area of dead tissue in a plant.

pronunciation The old oak tree had a huge canker on its side.

Tutor's tip: "Cancer" is a malignant growth in the body or a wicked, spreading action or idea, a "canker" is a sore in the mouth, while a "chancre" is an ulcer caused by venereal disease.

LearnThatWord.com is a free vocabulary and spelling program where you only pay for results!

Ulceration, especially (1) of the lip or oral mucosa; (2) in horses of the horn of the sole of the foot; (3) often used erroneously to describe otitis externa.

Severe canker in the frog of a horse's hoof. By permission from Hinchcliff KW, Kaneps AJ, Equine Sports Medicine and Surgery, Saunders, 2004

  • avian c. — disease of birds caused by Trichomonas gallinae and characterized by accumulations of caseous material in the throat.
  • ear c. — see ear canker.
  • equine c. — chronic hypertrophy and necrosis of the horn-producing tissues of the horse's foot, usually a hindfoot. The horn is shed or easily removed from a swollen and necrotic corium. There is lameness and a penetrating foul odor.
  • lapine c. — inflammation of the ears of rabbits caused by the mites Psoroptes communis or Chorioptes cuniculi. The ear canal is filled with an accumulation of serum and sebaceous material.
Random House Word Menu:

categories related to 'canker'

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Random House Word Menu by Stephen Glazier
For a list of words related to canker, see:

  See crossword solutions for the clue Canker.
Butternut canker is a lethal disease of Butternut trees, and has no cure.
Oaks with canker.

Canker and anthracnose are general terms for a large number of different plant diseases, characterised by broadly similar symptoms including the appearance of small areas of dead tissue, which grow slowly, often over a period of years. Some are of only minor consequence, but others are ultimately lethal, and of major economic importance in agriculture and horticulture. Different cankers and anthracnoses are caused by a wide range of organisms, including fungi, bacteria, mycoplasmas and viruses. The majority of canker-causing organisms are tied obligately to a single host species or genus, but a few will attack a wider range of plants. Canker can be spread by weather and animals, making an area that even has a slight amount of canker hazardous.

Some cankers are treatable with fungicides or bactericides, but many are not; often the only treatment available is to destroy the infected plant to prevent the disease from spreading to other plants.

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Dansk (Danish)
n. - kræft, hovkræft, fugtig gangræn, kræftskade
v. tr. - æde, fordærve
v. intr. - fordærves, forgiftes

Nederlands (Dutch)
kanker, bladrups, gangreen, (ver)kankeren

Français (French)
n. - (Méd) ulcère, (Vét) otite externe, crapaud (des chevaux), chancre, (Bot, fig) chancre
v. tr. - (Méd) ronger, s'infecter, pourrir, se corrompre
v. intr. - (Méd) ronger, s'infecter

Deutsch (German)
n. - (Krebs)geschwür, Strahlfäule, Ohrräude
v. - verrotten, vergiften

Ελληνική (Greek)
n. - σαράκι (φυτών), έλκος, πληγή, (μτφ.) καρκίνωμα
v. - κατατρώγω, μολύνω

Italiano (Italian)
stomatite, cancro, ulcerare, infettare, corrompere

Português (Portuguese)
n. - ulceração (f) (Med.), estomatite (f) aftosa (Med.)
v. - ulcerar, corromper (fig.)

Русский (Russian)
стоматит, рак растений, разъедать

Español (Spanish)
n. - úlcera, llaga gangrenosa
v. tr. - gangrenar, ulcerar, corromper
v. intr. - gangrenarse, ulcerarse, corromperse, formar úlcera, o gangrena

Svenska (Swedish)
n. - munsår, lövträdskräfta, kräftsvulst
v. - fräta(s) upp, fördärvas

中文(简体)(Chinese (Simplified))
溃疡, 腐败, 癌肿病, 使患溃疡, 使腐蚀, 患溃疡, 溃烂, 腐蚀

中文(繁體)(Chinese (Traditional))
n. - 潰瘍, 腐敗, 癌腫病
v. tr. - 使患潰瘍, 使腐蝕
v. intr. - 患潰瘍, 潰爛, 腐蝕

한국어 (Korean)
n. - 옹, 구강궤양, 해독
v. tr. - 옹이 나게 하다, 해충이 꾀다
v. intr. - 옹이 나다, 부패하다

日本語 (Japanese)
n. - 潰瘍, 癌腫病, 害毒

العربيه (Arabic)
‏(الاسم) الآكله, قرحه (فعل) يفسد, يتقرح‏

עברית (Hebrew)
n. - ‮מחלה פטרייתית הרסנית בעצים וצמחים, הופעת כיבים בייחוד בשפתיים, מחלה כיבית של חיות בייחוד כלבים וחתולים, השפעה משחיתה‬
v. tr. - ‮איכל, פצע, הרס, קלקל, השחית‬
v. intr. - ‮נפגע‬


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