steady-state universe
11steady state theory — stead′y state′ the ory n. astron. 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 • Etymology:… …
12steady state theory — noun A cosmological model of the universe in which matter is continuously created as the universe expands …
13steady state theory — noun Date: 1948 a theory in astronomy: the universe has always existed and has always been expanding with hydrogen being created continuously compare big bang theory …
14steady-state theory — noun a cosmological theory which holds that the universe is eternal and maintained by constant creation of matter …
15steady state theory — UK / US noun [singular] physics the theory that the universe has always existed and that the movements of stars have always happened, which is opposed to the Big Bang theory …
16stead|y-state — steady state, Physics. the condition in which all or most changes or disturbances have been eliminated from a system: »We see examples of the steady state in the equilibrium phase of chemical reactions…and in the “balance of nature” (Emilio Q.… …
17steady — adj., v., adv., int., & n. adj. (steadier, steadiest) 1 firmly fixed or supported or standing or balanced; not tottering, rocking, or wavering. 2 done or operating or happening in a uniform and regular manner (a steady pace; a steady increase). 3 …
18universe — /yooh neuh verrs /, n. 1. the totality of known or supposed objects and phenomena throughout space; the cosmos; macrocosm. 2. the whole world, esp. with reference to humanity: a truth known throughout the universe. 3. a world or sphere in which… …
19steadystate universe — steady state universe n. A model universe in which the density of matter is constant over space and time, and the expansion of the universe, required on other grounds, is compensated for by the continuous creation of matter. The model is… …
20Observable universe — For a general discussion of the universe, see Universe. Visualization of the 93 billion light year – or 28 billion parsec – three dimensional observable universe. The scale is such that the fine grains of light represent collections of large… …
