Exudation

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Exudation \Ex`u*da"tion\, n.
     The act of exuding; sweating; a discharge of humors,
     moisture, juice, or gum, as through pores or incisions; also,
     the substance exuded.
     [1913 Webster]
  


           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.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  exudation
       n 1: a substance that oozes out from animal or plant pores [syn:
            {exudate}]
       2: the process of exuding; the slow escape of liquids from
          blood vessels through pores or breaks in the cell
          membranes [syn: {transudation}]