Glossary

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apodyterium (eh-po-de-TER-ee-um): the dressing room in a Roman bathhouse

ashlar (ASH-lahr): a large stone block with smoothly finished sides for building or paving

caldarium (call-DAIR-ee-um): the hot room in a Roman bath

frigidarium (FRIG-ee-DAIR-ee-um): the cold room in a Roman bath

hypocaust (HYPE-o-cost): short columns and a floor supported by them in a bathhouse that allow hot air to circulate

insula (IN-suh-lah): a block of buildings on a grid system

mutatio (moo-TOCH-e-oh): a Roman swimming pool

tepidarium (tep-ee-DAIR-ee-um): the tepid room in a Roman bath