hy·po·caust
| \ ˈhī-pə-ˌkȯst
\
\
Definition of hypocaust
: an ancient Roman central heating system with underground furnace and tile flues to distribute the heat
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“Hypocaust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypocaust. Accessed 21 May. 2022.
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Time Traveler for hypocaust
The first known use of hypocaust was in 1678
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