Definition of meatus in English:

meatus

Syllabification: me·a·tus
Pronunciation: /mēˈātəs
 
/

noun (plural same or meatuses)

Anatomy
1A passage or opening leading to the interior of the body: the urethral meatus
1.1 (also external auditory meatus) The passage leading into the ear.
More example sentences
  • These may extend to the nasopharynx and they commonly terminate in the area of the external auditory meatus.
  • The glands that produce ear ‘wax’ or cerumen are located in the external auditory meatus.
  • The apocrine sweat glands are confined to the axillae, areolae of the nipples, the anogenital area, and the external auditory meatus.

Origin

late Middle English: from Latin, 'passage', from meare 'to flow, run'.

Definition of meatus in:

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Word of the day apposite
Pronunciation: ˈapəzit
adjective
apt in the circumstances or relation to something