infarction

noun in·farc·tion \ in-ˈfärk-shən \

Definition of infarction

plural infarctions
: injury or death of tissue (as of the heart or lungs) resulting from inadequate blood supply especially as a result of obstruction of the local circulation by a thrombus or embolus : the process of forming an infarct
  • In myocardial infarction a coronary artery becomes obstructed and this leads to irreversible damage and necrosis of the heart tissue.
  • —Nicholas C. Price et al.
  • When dural sinuses are thrombosed, cortical and deep venous cerebral drainage is impaired, which can lead to infarction of the involved cerebral territories.
  • —Douglas J. Quint

First Known Use of infarction

1710

in the meaning defined above

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Medical Dictionary

infarction

noun in·farc·tion \ in-ˈfärk-shən \

medical Definition of infarction

1 : the process of forming an infarct
  • severe stress sometime between the 5th and 20th days after infarction
  • Journal of the American Medical Association
2 : infarct
  • developed a full-blown infarction
  • —W. A. Nolen

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