[ kang-ker ]
/ ˈkæŋ kər /


verb (used with object)

to infect with canker.
to corrupt; destroy slowly.

verb (used without object)

to become infected with or as if with canker.

Origin of canker

before 1000; Middle English; Old English cancer < Latin cancer; see cancer Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for canker

British Dictionary definitions for canker


/ (ˈkæŋkə) /


an ulceration, esp of the lips or lining of the oral cavity
vet science
  1. a disease of horses in which the horn of the hoofs becomes soft and spongy
  2. an inflammation of the lining of the external ear, esp in dogs and cats, resulting in a discharge and sometimes ulceration
  3. ulceration or abscess of the mouth, eyelids, ears, or cloaca of birds
an open wound in the stem of a tree or shrub, caused by injury or parasites
something evil that spreads and corrupts


to infect or become infected with or as if with canker

Word Origin for canker

Old English cancer, from Latin cancer crab, cancerous sore
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

Medicine definitions for canker


[ kăngkər ]


Ulceration of the mouth and lips.
An acute inflammation or infection of the ear and auditory canal, especially in dogs and cats.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.