‖ hæmatiˈdrosis, hæmathidrosisPath. [f. hæmato- + Gr. ἵδρωσις sweating.] A sweating of blood; effusion of sweat mixed with blood. 1854in Mayne Expos.Lex.1876Duhring Dis. Skin 335 Hæmatidrosis is known also by the names, hæmidrosis, ephidrosis cruenta, and bloody sweats.