cosmological constant
English
Noun
cosmological constant (plural cosmological constants)
- (physics) A term added by Albert Einstein to his equations of general relativity in order to account for a supposed static universe, since used to describe vacuum energy as a form of dark energy.
Usage notes
Usually given the symbol Λ (lambda) in equations.
Synonyms
- Λ
- lambda
Coordinate terms
- dark energy
- vacuum energy
- dark sector
- quintessence
- phantom energy
Translations
physical term
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