extravasate
/ɪkˈstrævəseɪt/verb
with obj.［usu. as adj. extravasated］
- chiefly Medicine let or force out (a fluid, especially blood) from the vessel that naturally contains it into the surrounding area【主医】使（体液, 尤指血液）外渗（或流出）。
派生词
extravasation
noun词源
mid 17th cent.: from EXTRA- 'outside' + Latin vas 'vessel' + -ATE3.