defecation

About 0.49 uses per million words.

Meaning

1. noun The act or process of voiding feces from the bowels.
2. noun Any of several processes for the removal of impurities, or for clarifying various materials.

Similar words

shitting bowel movement voidance movement appearance excretion voiding bodily function constitutional excreting

Often followed by

and is in or reflex are of may by