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
Dark energy is a concept introduced to explain the accelerating expansion of the universe.
Dark energy is also called 宇宙斥力.
Synonymous loanword; more common in modern scientific contexts. 宇宙斥力 is a native Japanese term with the same meaning.
Dark matter, a different hypothetical substance that does not emit light and interacts gravitationally. Not to be confused with dark energy.
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'.