extravasation

From extravasate (“let out or force out (blood or fluid)”) +‎ -ion; further etymology at extravasate. Attested from the 17th century.

• IPA^(key): /ɪkˌstɹævəˈseɪʃən/

extravasation (countable and uncountable, plural extravasations)

1. The exudation of blood, lymph or urine from a vessel into the tissues.
   • 1937, Dorothy L. Sayers, Busman's Honeymoon:

     The right forearm and elbow show heavy bruises, with considerable extravasation from the surface vessels, showing they were inflicted some time before death.

2. The eruption of molten lava from a volcanic vent. [from 19th century]

• extravasate
• extravasatory

• extravasation, n., James A. H. Murray et al., editors (1884–1928), “Extravasation”, in A New English Dictionary on Historical Principles (Oxford English Dictionary), London: Clarendon Press, →OCLC.

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extravasation f (plural extravasations)

1. extravasation

• “extravasation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012