extravasate

• Verbe signifiant provoquer ou subir la sortie de sang ou d'un autre liquide hors d'un vaisseau vers les tissus environnants.

A verb meaning to cause or undergo the escape of blood or other fluid from a vessel into surrounding tissue.

1. Force out from a vessel or channelC1formalmedical

   To make a fluid (such as blood or lymph) escape from its normal containing vessel or channel, often used in medical contexts.

   Faire sortir d'un vaisseau

   • The injury caused blood to extravasate from the ruptured artery.
   • In severe inflammation, white blood cells may extravasate into surrounding tissue.
   • The surgeon noted that contrast dye had extravasated into the soft tissue.
   • Extravasation of urine can occur after trauma to the urinary tract.

   Synonymesdischargeemitexpelextrudeforce outrelease

2. Erupt as lava and rockC2formalscientific

   To become active and forcibly release molten rock, ash, and gases from a volcano or fissure.

   entrer en éruption

   • The volcano began to extravasate lava after weeks of seismic activity.
   • Pompeii was buried when Vesuvius extravasated vast quantities of ash and pumice.
   • Geologists observed the fissure extravasating fresh basalt.
   • When the magma chamber pressures build, the volcano will extravasate violently.

   Synonymesdischargeejectemiteruptspew

3. Cause molten material to pour forthC2formalscientific

   In geology, to force molten rock (magma or lava) to flow out onto the Earth's surface.

   Extravaser (en géologie)

   • Tectonic movements can extravasate magma through cracks in the crust.
   • The eruption extravasated a river of lava down the mountainside.
   • Scientists studied how pressure differences extravasate magma from the mantle.
   • Lava tubes form when lava extravasates and the surface cools while the interior continues to flow.

   Synonymesdischargeejectemiteruptexpel