meatus
[mee-ey-tuh s]
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noun, plural me·a·tus·es, me·a·tus. Anatomy.
an opening or foramen, especially in a bone or bony structure, as the opening of the ear or nose.
Origin of meatus
1655–65; < Latin meātus course, channel, equivalent to meā(re) to go, extend, have a course + -tus suffix of v. action
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for meatus
Historical Examples of meatus
This is least objectionable in cases of stricture close to the meatus.
A Manual of the Operations of SurgeryJoseph Bell
Here is a cochlea; a meatus; and, as it should seem, more than one tympanum.
An Introduction to Entomology: Vol. II (of 4)William Kirby
This is repeated with fresh pledgets until the meatus is cleansed.
Klliker states however that the blind end of the meatus becomes actually pushed in towards the tympanic cavity.
The Works of Francis Maitland Balfour, Volume III (of 4)Francis Maitland Balfour
The tympanic membrane is derived from the tissue which separates the meatus auditorius externus from the tympanic cavity.
The Works of Francis Maitland Balfour, Volume III (of 4)Francis Maitland Balfour
meatus
noun plural -tuses or -tus
Word Origin for meatus
C17: from Latin: passage, from meāre to pass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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meatus
[mē-ā′təs]
n. pl. me•a•tus•es
The American Heritage® Stedman's Medical Dictionary
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