monoamine

[mon-oh-uh-meen, -am-in]
noun Biochemistry.
any of various biogenic amine neurotransmitters having a single amino group, as dopamine, epinephrine, and norepinephrine.

Origin:
1855–60; mono- + amine

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World English Dictionary
monoamine (ˌmɒnəʊˈeɪmiːn)
 
n
a substance, such as adrenaline, noradrenaline, or serotonin, that contains a single amine group

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American Heritage
Medical Dictionary

monoamine mon·o·am·ine (mŏn'ō-ām'ēn, -ə-mēn')
n.
An amine compound containing one amino group, especially a compound that functions as a neurotransmitter.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
monoamine   (mŏn'ō-ām'ēn, -ə-mēn')  Pronunciation Key 
An amine compound containing one amino group (NH2), especially such a compound that functions as a neurotransmitter. The catecholamines and serotonin are monoamines. Abnormal levels of monoamines in the brain have been implicated in mood disorders.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Dietary restrictions and drug interactions with monoamine oxidase inhibitors: the state of the art.
Some scientists point to high testosterone levels combined with low monoamine oxidase inhibitors, which regulates dopamine.
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