big crunch

Main Entry:  Big Crunch
Part of Speech:  n
Definition:  in astronomy, a hypothetical state of extremely high density and temperature into which a closed universe will recollapse in the distant future, a reversal of the big bang in which the current expansion stops, reverses, and results in all space and all matter collapsing together
Example:  The Big Crunch is thought to be the fate of the universe if the density of matter becomes sufficiently high.
Usage:  science's 21st Century Lexicon
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American Heritage
Science Dictionary
big crunch  
The convergence of all matter, energy, and space into a single, minute point. This convergence is hypothesized to be the final event in the universe in some cosmological theories. Compare big bang. See also closed universe.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2014, LLC. All rights reserved.
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