cosmological constant
noun Astronomy.
a term introduced by Einstein into his field equations of general relativity to permit a stationary, nonexpanding universe: it has since been abandoned in most models of the universe.
Compare
Einstein model.
Origin of cosmological constant
First recorded in 1925–30
Words nearby cosmological constant
cosmodrome,
cosmogony,
cosmography,
cosmoid,
cosmological argument,
cosmological constant,
cosmological principle,
cosmological redshift,
cosmology,
cosmonaut,
cosmonautics