dark energy

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释义与例句

n.
  1. 1.

    A hypothetical form of energy thought to be spread uniformly throughout space (and time) and to have anti-gravitational properties: it represents a possible mechanism for the cosmological constant, and thus is one of the possible explanations for the current accelerating rate of expansion of the universe; and it is estimated to account for about 74% of the mass-energy of the universe.

    暗能量

    不可数 天文

词源

Coined by American cosmologist Michael Turner in 1998, in reference to the earlier term dark matter.

来源：wiktionary