noradrenergic

adjective

nor·​ad·​ren·​er·​gic ˌnȯr-ˌa-drə-ˈnər-jik How to pronounce noradrenergic (audio)
: liberating, activated by, or involving norepinephrine in the transmission of nerve impulses
noradrenergic nerve endings
noradrenergic nerve fibers

Examples of noradrenergic in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The dopaminergic and noradrenergic systems fire up, boosting motivation and lifting mood. Mark Travers, Forbes.com, 1 Aug. 2025

Word History

Etymology

noradrenaline + -ergic

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of noradrenergic was in 1963

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Cite this Entry

“Noradrenergic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/noradrenergic. Accessed 22 Aug. 2025.

Medical Definition

noradrenergic

adjective
nor·​ad·​ren·​er·​gic ˌnȯr-ˌad-rə-ˈnər-jik How to pronounce noradrenergic (audio)
: liberating, activated by, or involving norepinephrine in the transmission of nerve impulses
a progressive deterioration of central noradrenergic pathwaysC. D. Wise & Larry Stein
noradrenergic synapses
compare adrenergic sense 1, cholinergic sense 1
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