pineal


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to pineal: pineal eye, pineal cyst, pineal tumor

pin·e·al

 (pĭn′ē-əl, pī′nē-)
adj.
1. Having the form of a pine cone.
2. Of or relating to the pineal gland.

[French pinéal, from Latin pīnea, pine cone, from feminine of pīneus, of pine, from pīnus, pine tree; see peiə- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pineal

(ˈpɪnɪəl; paɪˈniːəl)
adj
1. (Botany) resembling a pine cone
2. (Anatomy) of or relating to the pineal gland
[C17: via French from Latin pīnea pine cone]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pin•e•al

(ˈpɪn i əl, ˈpaɪ ni-, paɪˈni-)

adj.
1. resembling a pine cone in shape.
2. of or pertaining to the pineal gland.
[1675–85; < New Latin pīneālis= Latin pīne(a) pine cone, n. use of feminine of pīneus of a pine tree (pīn(us) pine1 + -eus -eous) + -ālis -al1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.pineal - relating to the pineal body; "pineal hormone"
2.pineal - having the form of a pine cone
rounded - curving and somewhat round in shape rather than jagged; "low rounded hills"; "rounded shoulders"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
käpyrauhanen

pin·e·al

a. pineal, en forma de piña o cono;
___ glandglándula ___
English-Spanish Medical Dictionary © Farlex 2012

pineal

adj pineal
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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.
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.
Before studying the psychedelic, her research focused on melatonin production in the pineal gland.
Melatonin (N-acetyl-5-methoxy tryptamine) is a substance which is secreted by multiple organs such as the pineal gland, retina, bone marrow, the gastro-intestinal tract, whose main role is to regulate the circadian rhythm (day and night cycles).
5-methoxytryptophol (5-MTX) is a hormone synthesized from the pineal gland hormones.
(5) Nighttime exposure to light disrupts natural melatonin secretion by the pineal gland, (5,51) raising the risk for developing the disease.
Brain scans carried out by researchers at Seoul University in South Korea found moderate to heavy consumers - those drinking two cups a day for 30 years or more - had smaller pineal glands than those who rarely drank coffee.
'Hallowed be Thy Name'-The Name resides in the pineal gland, sometimes known as the 'third eye.' This refers to the power of the Christ Spirit within man, the name which is above every other name, and emanates from the pineal gland.
The pineal gland is often claimed to be the human body's DMT factory, and Strassman (2001) has popularized the notion that the brain releases large amounts of this compound when we dream and during death, thus explaining the visions we may experience when we sleep and, supposedly, when we enter the white light (Kraehenmann, 2017).
Melatonin which is the main secreory body of pineal gland is believed to be an important part in sleep/wake cycle regulation and also the sleep disorder in old age people (AlAama et al., 2011).
These structures, dubbed pineal and parapineal organs, have been referred to as the third eye of the animal, but they didn't have normal features associated with the ability to see such as eyeballs or eyelids.
In animals it is produced by the pineal gland located in the lower back part of the brain.