meatus [mee-ey-tuh s] /miˈeɪ təs/ Show IPA
, pluralmeatuses, meatus. Anatomy
an opening or foramen, especially in a bone or bony structure, as the opening of the ear or nose.
1655–65; < Latin meātus course, channel, equivalent to meā(re) to go, extend, have a course + -tus suffix of v. action