δίαρσις
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
English (LSJ)
εως, ἡ,
A raising up, ἱστίων D.S.3.40; ἡ ἐκ διάρσεως μάχη fight with broadswords, Plb.2.33.5. II = δίαρμα 11, Longin.8.1.