extravasation means the exudation of blood, lymph or urine from a vessel into the tissues. Lexicurio rates it Rare gem — a strength score of 80 out of 100.
noun
- The exudation of blood, lymph or urine from a vessel into the tissues.“The right forearm and elbow show heavy bruises, with considerable extravasation from the surface vessels, showing they were inflicted some time before death.”
- The eruption of molten lava from a volcanic vent.