dark sector

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English

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Etymology

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From dark +‎ sector. From being named after dark matter and dark energy, and being portion (sector) of a whole (universe).

Noun

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dark sector (plural dark sectors)

  1. (astrophysics, cosmology, astronomy, physics) The unknown portion of the Universe outside standard physics, including dark matter and dark energy.
    1. The fraction of the universe that is dark matter and dark energy.

Antonyms

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Derived terms

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