noun
balneology
Medical field studying therapeutic bathing and mineral springs.
浴療学は温泉療法の科学的根拠を研究する分野だ。
Balneology is a field that studies the scientific basis of hot spring therapy.
Compound of 浴 (よく, bathing), 療 (りょう, healing), and 学 (がく, study). A modern academic term.