canker


1can·ker

noun \ˈkaŋ-kər\

: something that causes bad things to happen

: any of various plant diseases

Full Definition of CANKER

1
a (1) :  an erosive or spreading sore (2) :  an area of necrosis in a plant; also :  a plant disease characterized by cankers
b :  any of various disorders of animals marked by chronic inflammatory changes
2
archaic :  a caterpillar destructive to plants
3
chiefly dialect :  rust 1
4
:  a source of corruption or debasement
5
chiefly dialect :  dog rose
can·ker·ous \ˈkaŋ-k(ə-)rəs\ adjective

Origin of CANKER

Middle English, from Anglo-French cancre, chancre, from Latin cancer crab, cancer
First Known Use: before 12th century

2canker

verb
can·keredcan·ker·ing \ˈkaŋ-k(ə-)riŋ\

Definition of CANKER

transitive verb
1
obsolete :  to infect with a spreading sore
2
:  to corrupt the spirit of
intransitive verb
1
:  to become infested with canker
2
:  to become corrupted

Examples of CANKER

  1. <such shameless ambulance chasing cankers the legal profession>

First Known Use of CANKER

14th century

can·ker

noun \ˈkaŋ-kər\   (Medical Dictionary)

Medical Definition of CANKER

1
a (1) : an erosive or spreading sore (2) obsolete : gangrene b : canker sore
2
a : a chronic inflammation of the ear in dogs, cats, or rabbits; especially : a localized form of mange b : a chronic and progressive inflammation of the deep horn-producing tissues of the frog and sole of the hooves of horses resulting in softening and destruction of the horny layers

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