Meatus definition anatomy

A body opening or passage, such as the opening of the ear or the urethral canal. Latin meātus, passage, from past participle of meāre, to pass; see mei-in the Appendix of Indo-European roots. Examples include: the external acoustic meatus, the opening of the ear canal.

The internal auditory meatus, a canal in the temporal bone of the skull. Meatus definition, an opening or foramen, especially in a bone or bony. A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) Calvin Cutter.

Latin meatus, passage, from past participle of meare, to pass; see mei-in.

A tubular opening or passage in the body. Meatus: An opening or a passageway. For example, the meatus of the ear is the opening to the ear canal. Urethral meatus, female: The urethra is the transport tube leading from the bladder to discharge urine outside the body.

In females the urethra is shorter than in . A meatus, in anatomy, is the orifice of an organic duct. The urinary or urethral meatus refers to the tip of the urethra, the opening for discharging urine from the .