• synonyms


[ 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.


Can We Call Products “Meat” or “Milk” If They Don’t Come From An Animal?In our age of meatless chicken nuggets, tofu hot dogs, and faux burgers that “bleed,“ what constitutes meat today?

Nearby words

meatorrhaphy, meatoscopy, meatotomy, meatpacking, meatspace, meatus, meaty, mebendazole, mebi-, mec, mecamylamine

Origin of meatus

1655–65; < Latin meātus course, channel, equivalent to meā(re) to go, extend, have a course + -tus suffix of v. action
Related formsme·a·tal, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for meatal

  • Under good illumination, the largest possible speculum is inserted into the meatal orifice.

    A System of Operative Surgery, Volume IV (of 4)|Various

British Dictionary definitions for meatal


/ (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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for meatal (1 of 2)


[ mē-ātl ]


Relating to a meatus.

Medicine definitions for meatal (2 of 2)


[ mē-ātəs ]

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.