An example of stool is the source of the sample provided to a medical lab to check for stomach parasites.
An example of a stool is a seat that you'd sit on at a bar.
Origin of stool
- Middle English from Old English stōl stā- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English stool, stole, stol, from Old English stÅl (“chair, seat, throne"), from Proto-Germanic *stÅlaz (“chair") (compare West Frisian/Dutch stoel, German Stuhl, Swedish/Danish/Norwegian stol), from Proto-Indo-European *stohâ‚‚los (compare Lithuanian stÃ¡las, Russian ÑÑ‚Ð¾Ð» (stol, “table"), Serbo-Croatian stol 'table', Slovenian stol 'chair', Albanian kÃ«shtallÃ« 'crutch', Ancient Greek stolÅn 'pillar'), from *stehâ‚‚- (“to stand"). More at stand.