Definify.com
Webster 1913 Edition
Exudation
Exˊu-da′tion
,Noun.
The act of exuding; sweating; a discharge of humors, moisture, juice, or gum, as through pores or incisions; also, the substance exuded.
Resins, a class of proximate principles, existing in almost all plants and appearing on the external surface of many of them in the form of
exudations
. Am. Cyc.