embolus embolus

Definition(s):

  • (n) an abnormal particle (e.g. an air bubble or part of a clot) circulating in the blood

Usage(s):

  • A thrombus stays in one place; an embolus, which might be a blood clot, or a pocket of air or oil, moves through the blood stream.
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effusion effusion
/ɪ ˈfju ʒən/