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[per-fyoo-zhuh n] /pərˈfyu ʒən/
the act of perfusing.
Surgery. the passage of fluid through the lymphatic system or blood vessels to an organ or a tissue.
1565-75; < Latin perfūsiōn- (stem of perfūsiō) a drenching. See perfuse, -ion
Can be confused
perfusion, profusion. Unabridged
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Examples from the web for perfusion
  • The lower the pulses ox, the worse the perfusion, thus the worse the condition.
  • Another culprit may be perfusion pressure, or the difference between pressure within the eye and overall blood pressure.
Word Origin and History for perfusion

1570s, from Middle French perfusion and directly from Latin perfusionem (nominative perfusio) "a pouring over," noun of action from past participle stem of perfundere "pour out," from per- "throughout" (see per) + fundere "pour" (see found (v.2)).

Online Etymology Dictionary, © 2010 Douglas Harper
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perfusion in Medicine

perfusion per·fu·sion (pər-fyōō'zhən)

  1. The act of perfusing.

  2. The injection of fluid into a blood vessel in order to reach an organ or tissues, usually to supply nutrients and oxygen.

The American Heritage® Stedman's Medical Dictionary
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