D defs.my
Entry 1 sense Webster, 1913

Frigidarium

· Frig·i·da·ri·um · IPA /ˌfɹɪd͡ʒəˈdɛɹi.əm/
01 n. The cooling room of the Roman thermæ, furnished with a cold bath.
pl. Frigidaria ((#))
  1. 1.
    The cooling room of the Roman thermæ, furnished with a cold bath.