noun
comfortably hot bath; hot spring
Refers to a bath or hot spring with pleasantly warm water, often implying relaxation. The term is somewhat literary or traditional; in everyday speech, 温泉 (おんせん) is more common for hot springs.
旅館の温湯に浸かって疲れを癒した。
I soaked in the inn's comfortably hot bath and relieved my fatigue.
この地域には古くから温湯が湧き出ている。
Hot springs have been welling up in this area since ancient times.