[ adj ] of or relating to or producing a secretion <adj.pert> a secretory cell
Secretory \Se*cre"to*ry\, a. [Cf. F. s['e]cr['e]toire. See {Secrete}.] (Physiol.) Secreting; performing, or connected with, the office of secretion; secernent; as, secretory vessels, nerves. -- n. A secretory vessel; a secernent.
Vaccines such as the Sabin oral polio vaccine work, in part, by priming this secretory immune system, one of several in the body, to generate antibodies.
The molecule is called the major secretory protein, and its function in Legionella infection is not understood, Horwitz said.