καθάριον
From LSJ
σφάγιον ἐπ' ὀλέθρῳ, γυναικεῖον ἀμφικεῖσθαι μόρον → my wife's death, lies upon me, bringing destruction after death | Is it that now there waits in store for me, my own wife's death to crown my misery
English (LSJ)
τό, purgative medicine, POxy. 116.15 (ii AD).
Russian (Dvoretsky)
κᾰθάριον: τό Plut. = καθαριότης.