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Verb: extravasate  ik'stra-vu,seyt
  1. Force out or cause to escape from a proper vessel or channel
  2. Become active and spew forth lava and rocks
    "Vesuvius extravasates once in a while";
    - erupt, belch
  3. Geology: cause molten material, such as lava, to pour forth

Derived forms: extravasated, extravasates, extravasating

Type of: burst, explode, exudate, exude, ooze, ooze out, squirt, transude

Encyclopedia: Extravasate