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pineal gland

   Also found in: Medical, Legal, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
pineal gland
n.
A small, cone-shaped organ in the brain of most vertebrates that secretes the hormone melatonin. Also called epiphysis, pineal body, pineal organ.
pineal gland, body
n
(Life Sciences & Allied Applications / Anatomy) a pea-sized organ in the brain, situated beneath the posterior part of the corpus callosum, that secretes melatonin into the bloodstream Technical names epiphysis epiphysis cerebri
pineal gland
A small gland located near the brain and primarily involved in the production and secretion of the hormone melatonin, which regulates circadian rhythms in many animals, including humans.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pineal glandpineal gland - a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatonin
epiphysis cerebri, pineal body, epiphysis
ductless gland, endocrine gland, endocrine - any of the glands of the endocrine system that secrete hormones directly into the bloodstream
Translations
pineal gland
n → Zirbeldrüse f, → Epiphyse f (spec)


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? Mentioned in ? References in classic literature
 
After making the greatest opposition between thought and extension, Descartes, like Plato, supposes them to be reunited for a time, not in their own nature but by a special divine act (compare Phaedrus), and he also supposes all the parts of the human body to meet in the pineal gland, that alone affording a principle of unity in the material frame of man.
Meno by Plato View in context
A good deal more than a year ago, before anything was known of Lydgate's skill, the judgments on it had naturally been divided, depending on a sense of likelihood, situated perhaps in the pit of the stomach or in the pineal gland, and differing in its verdicts, but not the less valuable as a guide in the total deficit of evidence.
Middlemarch by Eliot, George View in context
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