verb \ik-ˈstiŋ-(g)wish\

: to cause (something) to stop burning

: to cause the end or death of (something)

Full Definition of EXTINGUISH

transitive verb
a (1) :  to bring to an end :  make an end of <hope for their safety was slowly extinguished> (2) :  to reduce to silence or ineffectiveness
b :  to cause to cease burning :  quench
c :  to cause extinction of (a conditioned response)
d :  to dim the brightness of :  eclipse
a :  to cause to be void :  nullify <extinguish a claim>
b :  to get rid of usually by payment <extinguish a debt>
ex·tin·guish·able \-(g)wi-shə-bəl\ adjective
ex·tin·guish·er \-shər\ noun
ex·tin·guish·ment \-mənt\ noun

Examples of EXTINGUISH

  1. The fire department was called in to extinguish the blaze.
  2. He extinguished his cigarette in the ashtray.
  3. They ruthlessly extinguished all resistance.
  4. News of the conflict extinguished our hopes for a peaceful resolution.


Latin exstinguere (from ex- + stinguere to extinguish) + English -ish (as in abolish); akin to Latin instigare to incite — more at stick
First Known Use: circa 1540


transitive verb \ik-ˈstiŋ-(g)wish\   (Medical Dictionary)

Medical Definition of EXTINGUISH

: to cause extinction of (a conditioned response) <extinguish an avoidance response>


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