from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The theory describing a steady state universe.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun astronomy A
cosmological modelof the universein which matteris continuously created as the universe expands
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun (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
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