Word.ws English Dictionary

c-decay

c-decay noun: the discredited theory that the speed of light has decreased over time, proposed by creationists in order to support the belief that the universe is a few thousand years old even though there are objects visible today that are billions of light years away (whereas a constant speed of light would indicate that the universe is billions of years old and so contradict this belief).

Noun

c-decay (uncountable)

  1. The discredited theory that the speed of light has decreased over time, proposed by creationists in order to support the belief that the universe is a few thousand years old even though there are objects visible today that are billions of light years away (whereas a constant speed of light would indicate that the universe is billions of years old and so contradict this belief).

Origin of c-decay

From c (“the symbol used in physics for the speed of light”) + decay.

Questions about c-decay

What does c-decay mean?
C-decay means the discredited theory that the speed of light has decreased over time, proposed by creationists in order to support the belief that the universe is a few thousand years old even though there are objects visible today that are billions of light years away (whereas a constant speed of light would indicate that the universe is billions of years old and so contradict this belief).
What part of speech is c-decay?
C-decay is a noun.

Words near c-decay in the dictionary

  1. c-commanded
  2. c-commanding
  3. c-commands
  4. C-cupper
  5. C-cuppers
  6. c-decay
  7. C-DNA
  8. C-Drama
  9. C-dramas
  10. c-flat
  11. C-flat major

Source and license

Adapted from Wiktionary: c-decay (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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