[ 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.

Nearby words

  1. perfumer,
  2. perfumery,
  3. perfunctory,
  4. perfusate,
  5. perfuse,
  6. perfusive,
  7. pergamum,
  8. pergelisol,
  9. pergola,
  10. pergolesi

Origin of perfusion

1565–75; < Latin perfūsiōn- (stem of perfūsiō) a drenching. See perfuse, -ion

Can be confusedperfusion profusion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for perfusion

  • The minute accuracy of Harveys observation is shown by his record of what is in reality a perfusion experiment.

    William Harvey|D'Arcy Powers

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

Medicine definitions for perfusion


[ pər-fyōōzhən ]


The act of perfusing.
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 Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.