meatus
[ mee-ey-tuh s ]
/ miˈeɪ təs /
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.
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Origin of meatus
1655–65; < Latin meātus course, channel, equivalent to meā(re) to go, extend, have a course + -tus suffix of v. action
OTHER WORDS FROM meatus
me·a·tal, adjectiveWords nearby meatus
meatoplasty, meatorrhaphy, meatoscopy, meatotomy, meatspace, meatus, meaty, mebendazole, mebi-, mec, mecamylamine
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for meatus
British Dictionary definitions for meatus
meatus
/ (mɪˈeɪtəs) /
noun plural -tuses or -tus
anatomy a natural opening or channel, such as the canal leading from the outer ear to the eardrum
Word Origin for meatus
C17: from Latin: passage, from meāre to pass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for meatus
meatus
[ mē-ā′təs ]
n. pl. me•a•tus•es
A body opening or passage, especially the external opening of a canal.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.