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Serotonin - 6 dictionary results
ser⋅o⋅to⋅nin
[ser-uh-toh-nin, seer-] 
əˈtoʊ
–noun Biochemistry.
| a neurotransmitter, derived from tryptophan, that is involved in sleep, depression, memory, and other neurological processes. |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To Serotonin
| se·ro·to·nin (sěr'ə-tō'nĭn, sîr'-) n. An organic compound, C10H12N2O, formed from tryptophan and found in animal and human tissue, especially the brain, blood serum, and gastric mucous membranes, and active as a neurotransmitter and in vasoconstriction, stimulation of the smooth muscles, and regulation of cyclic body processes. [sero- + ton(e) + -in.] |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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serotonin
neurotransmitting chemical, 1948, coined from sero-, comb. form of serum (q.v.) + ton(ic) + chemical suffix -in.
Online Etymology Dictionary, © 2001 Douglas Harper
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Main Entry: se·ro·to·nin
Pronunciation: "sir-&-'tO-n&n, "ser-
Function: noun
: a phenolic amine neurotransmitterC10H12N2O that is a powerful vasoconstrictor and is found especially in the brain, blood serum, and gastric mucous membrane of mammals called also 5-HT,5-hydroxytryptamine
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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serotonin se·ro·to·nin (sěr'ə-tō'nĭn, sēr'-)
n.
An organic compound formed from tryptophan and found in animal and human tissue, especially the brain, blood serum, and gastric mucous membranes, and active in vasoconstriction, stimulation of the smooth muscles, transmission of impulses between nerve cells, and regulation of cyclic body processes. Also called 5-hydroxytryptamine.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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| serotonin (sěr'ə-tō'nĭn, sîr'-) Pronunciation Key
A monoamine substance that is formed from tryptophan and found in many animal tissues, including the intestine and central nervous system. In the brain, serotonin acts as a neurotransmitter that is involved in the control of pain perception, the sleep-wake cycle, and mood. Serotonin is also produced in some bacteria and plants. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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