dark sector

English

Etymology

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

Noun

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

Derived terms
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