chlorothiazide: a diuretic drug (trade name Diuril) used in the treatment of edema and hypertension
thiazide: any of a group of drugs commonly used as diuretics in the treatment of hypertension; they block the reabsorption of sodium in the kidneys
chabad: a form of Hasidism practiced by Lithuanian and Russian Jews under communist rule; the beliefs and practices of the Lubavitch movement