/ik strav"euh sayt'/ , v. , extravasated, extravasating , n.
v.t.
1. Pathol. to force out from the proper vessels, as blood, esp. so as to diffuse through the surrounding tissues.
2. Geol. to pour forth, as lava, from a subterranean source in a molten state.
v.i.
3. Pathol. to be extravasated, as blood.
4. Geol. to pour forth lava or the like.
n.
5. Pathol. the extravasated material; extravasation.
[ 1655-65; EXTRA- + VAS + -ATE 1 ]