[{"word":"caldarium","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"In Roman baths, the hottest room, with a plunge-pool. It preceded the tepidarium and frigidarium.","synonyms":[],"antonyms":[]},{"definition":"In modern spas, a room with a hot floor.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/caldarium"]}]