Caldarium
/kælˈdɛəriəm/noun
In Roman bath architecture, a hot room or hot-water bath.
Did you know?Caldarium comes from the same ancient root that gave English words like “cauldron” and “chaldron,” tying Roman bath culture to the language of boiling heat.
Etymological Timeline
Proto-Indo-European
PIE
*kel-
“to be warm, to heat”
Latin
Latin
calidus
“warm, hot”
Latin
Latin
caldarium
“a hot bath or hot room in Roman baths”
Late Latin
Latin
caldārium
“hot-water bath, heated room”
English
English
caldarium
“a hot room or hot bath in a Roman bathing complex”