Standard Lemma guide

hypocaust

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

An underfloor space or flue through which heat from a furnace passes to heat the floor of a room or a bath.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

An underfloor heating system, even without such an underfloor space or flue, as adapted for modern housing.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Latin hypocaustum, from Ancient Greek ὑπόκαυστον (hupókauston), from Ancient Greek ὑπό (hupó, “underneath”) + καυστόν (kaustón, “burnt offering”).

Across languages

Translations

18 source translations are retained for this English entry.

  • Catalan: hipocaust — underground heating system for a bath
  • Finnish: hypokausti — underground heating system for a bath
  • French: hypocauste — underground heating system for a bath
  • German: Hypokaustum — underground heating system for a bath
  • German: Hypokauste — underground heating system for a bath
  • German: Heizgewölbe — underground heating system for a bath
  • Italian: ipocausto — underground heating system for a bath
  • Japanese: ハイポコースト (haipokōsuto) — underground heating system for a bath
  • Korean: 고래 (gorae) — underground heating system for a bath
  • Korean: 온돌 (ondol) — underground heating system for a bath
  • Korean: 구들 (gudeul) — underground heating system for a bath
  • Korean: 구돌 (gudol) — underground heating system for a bath
  • Latin: hypocaustum — underground heating system for a bath
  • Latin: hypocauston — underground heating system for a bath
  • Russian: гипока́уст (gipokáust) — underground heating system for a bath
  • Spanish: hipocausto — underground heating system for a bath
  • Swedish: hypokaust — underground heating system for a bath
  • Turkish: hipokaust — underground heating system for a bath