41+ Meatus Anatomy Definition. In anatomy a meatus miːˈeɪtəs plural meatus or meatuses is a natural body opening or canal. 15th century, in the meaning defined above.
In anatomy, the term nasal meatus can refer to any of the three meatuses (passages) through the skull's nasal cavity: The internal auditory meatus is a canal within the petrous part of the temporal bone of the skull between the posterior cranial fossa and the inner ear. We found 35 dictionaries with english definitions that include the word meatus:
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External ear (auricle) (see the following image){file12685} middle ear (tympanic): Anatomy & physiology the human body organization of the human body. 15th century, in the meaning defined above. A body opening or passage, such as the opening of the ear or the urethral canal.