THERAPEU'TIC, adjective [Gr. to nurse, serve or cure.] Curative; that pertains to the healing art; that is concerned in discovering and applying remedies for diseases. Medicine is justly distributed into prophylactic, or the art of preserving health, and therapeutic or the art of restoring it.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI