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Webster's New World College Dictionary » secretion
secretion
secretion definition
se·cre·tion (si krē′s̸hən)
noun
- the act of hiding or concealing something
- a process in which a gland, tissue, etc. produces a biochemical and releases it into the organism for special use by the organism or for excretion
- the substance thus released, including digestive juices, hormones, and perspiration
Etymology: MFr < L secretio, separation < secretus: see secret
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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