QUARTAN

An Illustrated Encyclopedic Medical Dictionary · 1894 · p. 16

adj. Kwa4r'fn. Lat., qartanus (from quart us, fourth). Fr., quarte. Ger.. viertdgig. Recurring on the fourth day (both days of occurrence being reckoned); occurring at intervals of three days, or characterized by such occurrence, [a, 48.] [s. 369]