Furnace
Furnace noun - An enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc..
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Synonyms for Furnace
Heater
Heater noun - Device that heats water or supplies warmth to a room.
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Synonyms for Heater
Furnace is a synonym for heater in stove topic. You can use "Furnace" instead a noun "Heater", if it concerns topics such as device which heats. popular alternative
Mutual synonyms
Both words in one sentence
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As of the third season, it's only partially finished with only framing separating the bedroom from the furnace and hot water heater.
Source: Chaos Architecture -
Early on, as Sam and Josh turn the water heater on in the basement, Sam hears a strange sound and can suggest to check it out, fearing it could be a damaged pipe or a problem with the furnace, saying she wouldn't want the place to burn down.
Source: Video Game / Until Dawn
Cite this Source
Heater and Furnace. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/furnace/heater
Furnace & Heater. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/furnace/heater>.
Heater or Furnace. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/furnace/heater.
Google Ngram Viewer shows how "furnace" and "heater" have occurred on timeline