English Lexicon

Adrenergic

/ˌæd.rəˈnɜːr.dʒɪk/
adjectiveCEFR C2 (Proficient)Top #14500 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Relating to or denoting nerve cells in which adrenaline, noradrenaline, or a similar substance acts as a neurotransmitter.

    "The drug stimulates adrenergic receptors in the sympathetic nervous system."
As noun
  1. 1

    A substance that produces effects similar to those of adrenaline or noradrenaline.

    "The physician prescribed an adrenergic to help manage the acute allergic reaction."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from adrenaline (from modern Latin ad- 'to' + ren 'kidney') combined with the Greek suffix -ergos meaning 'working' or 'producing'. Coined in the early 20th century in pharmacological contexts to describe nerves that release adrenaline or similar substances.

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