'Philippus Aureolus Paracelsus' definitions:

Swiss physician who introduced treatments of particular illnesses based on his observation and experience; he saw illness as having an external cause (rather than an imbalance of humors) and replaced traditional remedies with chemical remedies (1493-1541) [syn: Paracelsus, Philippus Aureolus Paracelsus, Theophrastus Philippus Aureolus Bombastus von Hohenheim]