Pyrotherapy

Part of speech: noun

Definitions

1. A healing approach that uses heat in various modalities to treat medical conditions and enhance overall health
2. A method of therapy that leverages heat applications to address physical discomfort and support recovery processes
3. A therapeutic practice that employs heat-based treatments to alleviate pain and promote healing in various medical conditions

Etymology: Pyrotherapy is a plain compound: "pyro-", from Greek "pyr" meaning fire, combined with "therapy", from Greek "therapeia" meaning medical treatment or healing. Put together, the two parts describe treatment by means of heat, which is exactly what the term denotes. The word's meaning follows directly from its parts, with no shift in sense along the way.