Word.ws English Dictionary

clean coal

clean coal noun: any technology that may mitigate emissions of carbon dioxide and other greenhouse gasses that arise from the burning of coal for electrical power.

Noun

clean coal (uncountable)

  1. Any technology that may mitigate emissions of carbon dioxide and other greenhouse gasses that arise from the burning of coal for electrical power.
  2. (dated) anthracite (a cleaner burning variety of coal, which is usually hard and bluish, with fewer impurities; making it acceptable for uses needing cleaner coal)
    Antonyms:
    dirty coal, lignite
  3. (dated) coke (a coked version of coal, that has been cleaned of many of its impurities, making it acceptable for use in steel-making and other uses needing cleaner coal)
    Antonyms:
    dirty coal

Antonyms of clean coal

Questions about clean coal

What does clean coal mean?
Clean coal means any technology that may mitigate emissions of carbon dioxide and other greenhouse gasses that arise from the burning of coal for electrical power.
What part of speech is clean coal?
Clean coal is a noun.

Words near clean coal in the dictionary

  1. clean breaks
  2. clean bulk
  3. clean bulks
  4. clean chit
  5. clean chits
  6. clean coal
  7. clean code
  8. clean coder
  9. clean coders
  10. clean copies
  11. clean copy

Source and license

Adapted from Wiktionary: clean coal (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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