I.strength, might, Il., Pind.:—c. inf., σθ. πολεμίζειν strength to war, Il.; σθ. ὥστε καθελεῖν Eur.; σθένει by force, Soph.; λόγῳ τε καὶ σθένει both by right and might, id=Soph.; so, ὑπὸ σθένους Eur.; παντὶ σθένει with all one's might, Thuc.
2.strength, might, of all kinds moral as well as physical, σθένος τῆς ἀληθείας Soph.; ἀγγέλων σθ. their might or authority, Aesch.
II.a force of men, like δύναμις, Il., Soph.
2.metaph., like Lat. vis for copia, a quantity, profusion, Pind.