Definition of hypocaust in English:

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Pronunciation: /ˈhʌɪpə(ʊ)kɔːst/


An ancient Roman heating system, comprising a hollow space under the floor of a building, into which hot air was directed.
Example sentences
  • Other mosaics, fountains and hypocausts came to light, and room after room as the palatial villa was uncovered.
  • Following St Johns Street opposite Newgate Street are public gardens containing columns, a reconstructed hypocaust and various building fragments.
  • This was done by using a furnace and the hypocaust system carried the heat around the complex.


From Latin hypocaustum, from Greek hupokauston 'place heated from below', from hupo 'under' + kau- (base of kaiein 'to burn').

For editors and proofreaders

Line breaks: hypo|caust

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