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innervate Syllabification: in·ner·vate
Pronunciation: /iˈnərˌvāt/ /ˈinərˌvāt/

Definition of innervate in English:


[with object] Anatomy & Zoology
Supply (an organ or other body part) with nerves.
Example sentences
  • This diurnal variation in melatonin synthesis is brought about by norepinephrine secreted by the postganglionic sympathetic nerves that innervate the pineal gland.
  • The greater superficial petrosal nerve carries the preganglionic parasympathetic fibres from the facial nerve to eventually innervate the lacrimal glands.
  • Autonomic and somatic nerves innervate the penis.


Late 19th century: from in-2 'into' + nerve + -ate3.



Pronunciation: /ˌinərˈvāSH(ə)n/
Example sentences
  • In contrast to the innervation of the proximal esophagus, axons from vagal neurons synapse within ganglia of the myenteric plexus.
  • A constant low level of tonic contraction also characterizes the parapharyngeal musculature, the striated muscles that share their innervation with the pharynx.
  • However, in hatchling Rana the serotonergic system is arguably much more advanced since the innervation of the spinal cord by serotonergic axons by comparison with Xenopus is much more extensive.

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