Source : Webster's Revised Unabridged Dictionary (1913)

Secretory \Se*cre"to*ry\, a. [Cf. F. s['e]cr['e]toire. See
   {Secrete}.] (Physiol.)
   Secreting; performing, or connected with, the office
   secretion; secernent; as, secretory vessels, nerves. -- n. A
   secretory vessel; a secernent.

Source : WordNet®

secretory
     adj : of or relating to or producing a secretion; " a secretory
           cell"