2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Secretion \Se*cre"tion\, n. [L. secretio: cf F.
s['e]cr['e]tion.]
1. The act of secreting or concealing; as the secretion of
dutiable goods.
2. (Physiol.) The act of secreting; the process by which
material is separated from the blood through the agency of
the cells of the various glands and elaborated by the
cells into new substances so as to form the various
secretions, as the saliva, bile, and other digestive
fluids. The process varies in the different glands, and
hence are formed the various secretions.
3. (Physiol.) Any substance or fluid secreted, or elaborated
and emitted, as the gastric juice.
From WordNet r 1.6 [wn]:
secretion
n 1: the organic process of synthesizing and releasing some
substance
2: a functionally specialized substance (especially one that is
not a waste) released from a gland or cell
more about secretion
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