Definition of "Extravasate" :
verb: geology: cause molten material, such as lava, to pour forth
verb: become active and spew forth lava and rocks
verb: force out or cause to escape from a proper vessel or channel
verb: geology: cause molten material, such as lava, to pour forth
verb: become active and spew forth lava and rocks
verb: force out or cause to escape from a proper vessel or channel