What is the Definition of infarction in medical terms?

In medical terms, infarction refers to the death of tissue due to a lack of blood supply. It happens when there is a blockage in an artery that causes a significant disruption in the blood flow to the heart or brain, or any other organ. Depending on the location and the specific area, the term may specify an infarct: for example, myocardial infarction or heart attack refers to an infarct of the heart muscle from blocked blood flow, and cerebral infarction represents an infarct in the brain due to stroke