Webster’s Revised Unabridged Dictionary · 1913
Secern
Se·cern′, v. t. [imp. & p. p. Secerned; p. pr. & vb. n. Secerning.] [L. secernere. See Secrete.] 1. To separate; to distinguish.
Averroes secerns a sense of titillation, and a sense of hunger and thirst. Sir W. Hamilton.
2. (Physiol.) To secrete; as, mucus secerned in the nose. Arbuthnot.