# cosmological constant

- 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.

Show More

Compare Einstein model.

## Origin of cosmological constant^{}

First recorded in 1925–30

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018