oozing from pores or breaks in cell membranes.
Merriam-Webster Online Dictionary
exudation (noun)1.
the process of - exuding
2.
- exudate
exudation (Wikipedia)
An exudate is a fluid emitted by an organism through pores or a wound, a process known as exuding or exudation.Exudate is derived from exude, "to ooze", from the Latin exsūdāre, "to (ooze out) sweat" (ex- "out" and sūdāre "to sweat").