Word.ws English Dictionary

dark light

dark light noun: a hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself.

Noun (1)

dark light (uncountable)

  1. A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself.

Noun (2)

dark light (plural dark lights)

  1. (slang) Synonym of black light (ultraviolet light)
    Synonyms:
    black light

Noun (3)

dark light (uncountable)

  1. Synonym of eigengrau.
    Synonyms:
    eigengrau

Synonyms of dark light

Forms of dark light

pluraldark lights

Origin of dark light

Blend of dark matter + light. From being a force found in the dark sector that acts on dark matter, analog to light in the "light sector" (the part of the universe that is not part of the dark sector) that acts on "light matter" (ordinary matter that interacts electromagnetically, thus visibly).

From dark + light; dark being like black, "dark" being a metaphor for the invisible (non-visible light).

Questions about dark light

What does dark light mean?
Dark light means a hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself.
What part of speech is dark light?
Dark light is a noun.
What is the plural of dark light?
The plural of dark light is dark lights.

Words near dark light in the dictionary

  1. dark lanterns
  2. dark lanthorn
  3. dark lanthorns
  4. Dark Learning
  5. dark life
  6. dark light
  7. dark lights
  8. Dark MAGA
  9. dark magic
  10. dark market
  11. dark markets

Source and license

Adapted from Wiktionary: dark light (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.

Last updated:

Cite this entry: “dark light.” Word.ws, https://word.ws/dark_light. Based on Wiktionary, CC BY-SA 4.0.