noun
enema
EN-uh-muh/ˈenəmə/
An injection of liquid into the rectum for cleansing or medical purposes.
The squeeze bottle delivers an enema into the rectum to help clear the lower bowel.

Etymology
Greek enema meant “injection,” from a verb meaning “send in.” The English sense names the fluid sent into the rectum to cleanse the bowels.
In context
why are they selling that for an enema right so an enema is used if you can't pass a bowel movement
More examples
- The doctor prescribes an enema to relieve severe constipation.
- Some enemas deliver medicine directly to the lower bowel.
- A barium enema helps make the colon visible on an X-ray.
Forms
enema · enemas
Similar words
- irrigation
- Cleansing with flowing liquid, not necessarily through the rectum.
- lavage
- Washing out a body cavity, not specifically the rectum.