Definition of "tepidarium" []

• A warm room in a Roman baths that was usually heated by a hypocaust (noun)

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• "Will Season 2 open with #Spartacus encountering Barca in the tepidarium?"
• "The Roman-style baths include an apodypterium , or changing room; a tepidarium , or warm room; and a caldarium , or hot room, along with a domed chamber for housing firewood."
• "A layer of “dark earth” containing charcoal and bits of animal bone had accumulated to a depth of 1 foot 30 cm over the tepidarium floor, implying a considerable period of residential occupation."