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Related to Adrenergic receptors: cholinergic receptors


1. Activated by or capable of releasing epinephrine or a similar substance, especially in the sympathetic nervous system: adrenergic receptors.
2. Having physiological effects similar to those of epinephrine: an adrenergic amine.

ad′re·ner′gi·cal·ly adv.
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.


(Physiology) releasing or activated by adrenaline or an adrenaline-like substance
[C20: adrenaline + Greek ergon work]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌæd rəˈnɜr dʒɪk)

1. resembling epinephrine in physiological effect: an adrenergic drug.
2. releasing epinephrine: adrenergic neurons.
3. activated by epinephrine or a similar substance: adrenergic receptor.
4. a drug or other agent having an epinephrinelike effect. Compare cholinergic.
[1930–35; adren- + -ergic]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.adrenergic - drug that has the effects of epinephrineadrenergic - drug that has the effects of epinephrine
phenylephrine - a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion
phenylpropanolamine - an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections; "drugs containing phenylpropanolamine are being recalled"
pressor, vasoconstrictive, vasoconstrictor - any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
Adj.1.adrenergic - relating to epinephrine (its release or action)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
LABAs and LAMAs are believed to cause sympathetic overactivation by activating sympathetic beta, adrenergic receptors and suppressing parasympathetic muscarinic-3 receptors, which could contribute to the CVD risk.
Age-related changes in the central and peripheral nervous systems may affect the response to anesthetics; increased vagal tone and decreased sensitivity to adrenergic receptors lead to a decline in heart function.
Adrenergic receptors (ADR) can be activated by catecholamines adrenaline and noradrenaline [15].
Association between genetic polymorphisms of beta2 adrenergic receptors and nocturnal asthma in Egyptian children.
Adrenergic Receptors. Adrenoreceptors belong to the GPCR adrenoceptor family and are activated by the catecholamines norepinephrine and epinephrine.
On the other hand, in chronic adrenergic exposure, it is hypothesized that the heart gets gradually used to the surge of catecholamines with desensitization of adrenergic receptors [7].
The myocardial dysfunction in the precise medial and apical regions is due to the gradual repartition of Beta adrenergic receptors in the myocardial muscle.
The blockage of alpha adrenergic receptors is thought to be related to priapism.
Thyrotoxic stage is a hyper-adrenergic state, where there is increased adrenergic receptor sensitivity and an increased number of receptors, which leads to stimulation of adrenergic receptors on coronary arteries.
Most patients had increases in gene expression for some adrenergic receptors and catechol-0-methyltransferase (COMT).
Hancock reported presence of [alpha] adrenergic and [beta] adrenergic receptors in human ureter.

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