steady state theory

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steady state theory

n.
The theory describing a steady state universe. Also called continuous creation theory.

stead′y state′ the`ory


n.
a theory that maintains that the average temperature and density of the universe are held constant through the creation of new matter and energy as the universe expands. Compare big bang theory.
[1950–55]

steady state theory

The theory that the universe has always existed and been expanding. This theory, which was formulated in 1954, has been largely rejected in favor of the big bang theory.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.steady state theory - (cosmology) the theory that the universe maintains a constant average density with matter created to fill the void left by galaxies that are receding from each other; "the steady state theory has been abandoned in favor of the big bang theory"
scientific theory - a theory that explains scientific observations; "scientific theories must be falsifiable"
cosmogeny, cosmogony, cosmology - the branch of astrophysics that studies the origin and evolution and structure of the universe
References in periodicals archive ?
According to the scenario, during the inflationary epoch also the bulk of matter was created from the excited vacuum state at (almost) constant density of matter, similarly to the Hoyle steady-state cosmology.
Using an argument resembling the one that favors a steady-state cosmology, plasma-cosmology proponents contend that the microwave background results from the scattering of radiation.
org Michael Ibison The steady-state cosmology ibison@earthtech.