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
Reactor
Reactor noun - (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements.
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Synonyms for Reactor
Furnace and reactor are semantically related. Sometimes you can replace term "Furnace" with "Reactor", this nouns are similar.
Mutual synonyms
Both words in one sentence
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Bizarre Alien Biology: All Monobiles have a reactor/furnace which they use to burn their respective Periodic Elements in order to live, some have them integrated with their bodies while others are seen more like accessories they wear.
Source: Manga / Seikesshou Albatross -
In urban or outer space settings (where flowing lava is hard to find), you can substitute a blast furnace, trash incinerator, open nuclear reactor, vat of molten metal, or really, anything that's very hot and lethal to anyone dropped in.
Source: Lava Pit
Cite this Source
Reactor and Furnace. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/furnace/reactor
Furnace & Reactor. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/furnace/reactor>.
Reactor or Furnace. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/furnace/reactor.
Google Ngram Viewer shows how "furnace" and "reactor" have occurred on timeline