Clinical Nurse Specialist, RN. After graduating from nursing school in Japan, I worked for two years in a large Tokyo hospital.
The definition of a stool is a seat without arms supported by three or four legs. An example of a stool is a seat that you'd sit on at a bar. Stool is the waste matter in a bowel movement. An example of stool is the source of the sample provided to a medical lab to check for stomach parasites. a piece of furniture for one person to sit on, typically having a round seat, three or four legs or a central post, and no back or arms.
Definition of bench. 1  1a : a long seat for two or more personsb : a thwart in a boatc (1) : a seat on which the members of an athletic team await a turn or opportunity to play (2) : the reserve players on a team; broadly : a reserve force.