hypocaust noun.
['hʌɪpǝ(ʊ)kɔ:st] L17.[Latin hypocaustum from Greek hupokauston room or place heated from below, formed as HYPO- + kau-, kaiein to burn.]Roman Antiquities. In houses of Roman times, a hollow space under the floor where hot air was sent from a furnace to provide underfloor heating.
■ hypocausted adjective provided with a hypocaust
L19. [TahlilGaran] English Dictionary ▲