Source : Webster's Revised Unabridged Dictionary (1913)

Secernment \Se*cern"ment\, n. (Physiol.)
   The act or process of secreting.

Source : WordNet®

secernment
     n 1: the organic process of synthesizing and releasing some
          substance [syn: {secretion}]
     2: the cognitive process whereby two or more stimuli are
        distinguished [syn: {discrimination}]