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thymus gland
Variant of thymus
noun
a gland in the upper thorax or neck of all vertebrates, involved in the production of lymphocytes: in humans, it is most prominent at puberty, after which it disappears or becomes vestigial
also thymus gland
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
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