Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. Pathology To force the flow of (blood or lymph) from a vessel out into surrounding tissue.
  • transitive v. Geology To cause (molten lava) to pour forth from a volcanic vent.
  • intransitive v. Pathology To exude from a vessel into surrounding tissue.
  • intransitive v. Geology To erupt.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Outside of a vessel.
  • n. That which is outside a vessel (especially blood or other bodily fluids)
  • v. To flow (or be forced) from a vessel

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To force or let out of the proper vessels or arteries, as blood.
  • intransitive v. To pass by infiltration or effusion from the normal channel, such as a blood vessel or a lymphatic, into the surrounding tissue; -- said of blood, lymph, etc.

from The Century Dictionary and Cyclopedia

  • In pathology, to become infiltrated or effused; escape, as blood, lymph, or serum, from its proper vessels into surrounding tissues.
  • Extravasated.
  • n. The fluid which has been extra vasated.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. geology: cause molten material, such as lava, to pour forth
  • v. force out or cause to escape from a proper vessel or channel
  • v. become active and spew forth lava and rocks

Etymologies

extra- + vas(o)- + -ate1.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin extra- +‎ vas ("vessel") +‎ -ate (Wiktionary)

Examples

  • Additionally, the blood-brain barrier in ICH is disrupted and allows molecules, such as glucose, to extravasate from the intravascular to the extracellular space.

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Comments

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  • Citation on innkeeper.

    November 14, 2008

  • Well, really, can you blame them? There's nothing like a tasty piece of inflamed raw purple flesh, especially if you're a rank puddy-tat.

    June 30, 2008

  • Glut, guzzle, slurp, drool, slobber, mumble, snort -

    rank felines, scarcely tame, extravasate,
    vie to possess inflamed raw purple flesh.

    - Peter Reading, The Big Cats, from Diplopic, 1983

    June 29, 2008