Urethra (noun)

1. A tube that carries urine from the bladder to the outside of the body in mammals (including humans) and some other animals.
2. In the human body, the urethra is a small tube that is about 8 inches long in men and about 1.5 inches long in women.

Origin:

From the greek word "ourethra" meaning "tube for urine".

Examples:

1. The urethra is a tubular structure that carries urine from the bladder to the outside of the body.
2. In men, the urethra also carries semen during ejaculation.
3. Urethra is the last segment of the urinary tract and it exits the body at the urethral orifice.
4. Infections of the urethra are called urethritis and can cause pain or discomfort while urinating.
5. Urethral cancer is a rare cancer that affects the urethra, mostly seen in men.