STOOL Copy link • STOOLA low seat, sellula (Tac.): sedecula (Cic.): subsellium: scabellum (a foot-stool). Natural evacuation of the bowels, alvus. To go to stool, alvum exonerare (Plin.): necessitati or naturae parere; secedere ad exonerandum corpus (Sen., Ep., 70, 17). To have a stool, alvum dejicere (Cic.), solvere, exinanire (Cels.).