noun
urethra
yoo-REE-thruh/jʊˈriːθrə/
The tube carrying urine from the bladder out of the body.
The diagram shows the urethra leaving the bottom of the bladder.

Etymology
Greek ourēthra meant “passage for urine,” a name coined by Hippocrates from a verb meaning “to urinate.” It identifies the outlet through which urine leaves the bladder and exits the body.
In context
once it's full urine is expelled outside the body through a tube called the urethra
More examples
- The diagram traced the urethra to the outside of the body.
- The examination identified narrowing in the urethra.
- The model distinguished the urethra from the ureters.
Forms
urethra · urethras · urethrae