[ik-strav-uh-sey-shuh n]


the act of extravasating.
the matter extravasated.

Origin of extravasation

First recorded in 1670–80; extravasate + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for extravasation

Historical Examples of extravasation

British Dictionary definitions for extravasation



the escape of blood or lymph from their proper vessels into surrounding tissuesCompare intravasation
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for extravasation

1670s, from Latin extra "outside" (see extra-) + form derived from vas "vessel." Related: Extravasate (1660s).

Online Etymology Dictionary, © 2010 Douglas Harper