caldarium

English dictionary entry

Meanings

noun
  1. In Roman baths, the hottest room, with a plunge-pool. It preceded the tepidarium and frigidarium.
  2. In modern spas, a room with a hot floor.
  3. An intermediate or warm greenhouse.

Pronunciation

/kælˈdɛəɹi.əm/ /kælˈdɛɹi.əm/

Word forms

caldarium caldariums caldaria

Etymology

Unadapted borrowing from Latin caldārium (“room containing warm water for bathing”), substantive of caldārius (“of, pertaining to or suitable for bathing”), from caldus (“warm, hot”) + -ārius, alternative form of calidus, from caleō (“to be warm or hot; glow”).

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