Critical. Decisive or important.
Critical Days. The fourth, fifth, seventh, ninth, eleventh, thirteenth, fourteenth, seventeenth, and twenty-first, are by some authors denominated critical days, because febrile complaints have been observed to take a decisive change at these periods.
D.
Debility. Weakness.
Delirium. A temporary disorder of the mental faculties.
Diaphragm. A membrane separating the cavity of the chest from that of the belly.
Diuretic. A medicine that promotes the secretion of urine.
Drastic. Is applied to such purgative medicines as are violent or harsh in their operation.
E.
Empyema. A collection of purulent matter in the cavity of the breast.