Sentence:  His forefathers had been, as a rule, professional men&mdash;<WSD>physicians</WSD> and lawyers; his grandfather died under the walls of Chapultepec Castle while twisting a tourniquet for a cursing dragoon; an uncle remained indefinitely at Malvern Hill;nb.... 
Meaning of the word marked with <WSD> tags:  A practitioner of physic, i.e. a specialist in internal medicine, especially as opposed to a surgeon; a practitioner who treats with medication rather than with surgery.