The urinary meatus[a] (/ miːˈeɪtəs /, mee-AY-təs; pl.: meati or meatuses), also known as the external urethral meatus[1] or external urethral orifice, is the opening where urine exits the urethra through …

Learn about the meatus, a key anatomical opening. Understand the urethral meatus in urology, its types, function, and clinical significance.

Medical Definition meatus noun me· atus mē-ˈāt-əs plural meatuses -ə-səz or meatus -ˈāt-əs, -ˈā-ˌtüs : a natural body passage : canal, duct

Aug 1, 2025 · The urinary meatus is the external opening of the urethra, the tube that carries urine from the bladder out of the body. This small orifice serves as the final exit point for urine and is also known …

The external auditory meatus is an acquisition of homeotherms that was developed independently in mammals and birds.

In anatomy, a meatus ([1] : meatus or meatuses) [2] is a natural body opening or canal. Meatus may refer to:

Anatomically speaking, a meatus, pronounced mee-AY-tus, is a naturally occurring body opening. Examples include the ear canal, the opening of the urethra and various openings in the nose. The …

A natural opening of a tubular lumen, which in the usual working medical parlance refers to the urinary meatus located in the glans penis or in the vulva. Other meatuses include the external and internal …

MEATUS definition: an opening or foramen, especially in a bone or bony structure, as the opening of the ear or nose. See examples of meatus used in a sentence.

Meatus — In anatomy, a meatus is a natural body opening or canal (Latin, 4th declension pl. meatus, or meatuses often incorrectly meati). Examples include: the external acoustic meatus, the opening of …