noun fes·ter \ˈfes-tər\

Definition of FESTER

:  a suppurating sore :  pustule

Examples of FESTER

  1. <pus oozed out of the fester>

Origin of FESTER

Middle English, from Anglo-French festre, from Latin fistula pipe, fistulous ulcer
First Known Use: 14th century

Other Medicine Terms

analgesia, angina, diabetes, hepatitis, homeopathy, logorrhea, palliate, pandemic



: to become painful and infected

: to become worse as time passes

fes·teredfes·ter·ing \-t(ə-)riŋ\

Full Definition of FESTER

intransitive verb
:  to generate pus
:  putrefy, rot
a :  to cause increasing poisoning, irritation, or bitterness :  rankle <dissent festered unchecked>
b :  to undergo or exist in a state of progressive deterioration <allowed slums to fester>
transitive verb
:  to make inflamed or corrupt

Examples of FESTER

  1. His wounds festered for days before he got medical attention.
  2. His feelings of resentment have festered for years.
  3. We should deal with these problems now instead of allowing them to fester.

First Known Use of FESTER

14th century
FESTERED Defined for Kids


verb fes·ter \ˈfe-stər\

Definition of FESTER for Kids

:  to become painfully red and sore and usually full of pus <The wound festered.>


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