noun
In cosmology, the hypothetical form of energy that permeates all space and accelerates the expansion of the universe. Often contrasted with dark matter (ダークマター).
See also: ダークエネルギー
宇宙斥力は、宇宙の加速膨張を説明するために導入された概念だ。
Dark energy is a concept introduced to explain the accelerating expansion of the universe.
ダークエネルギーは宇宙斥力とも呼ばれる。
Dark energy is also called 宇宙斥力.
Compound of 宇宙 (uchū, 'universe') and 斥力 (sekiryoku, 'repulsive force'), literally 'cosmic repulsive force'. Coined as a Japanese equivalent for the English term 'dark energy'.