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critical density
[ krit-i-kuhl den-si-tee ]
noun
, Physics.
- the density of a pure element or compound at a critical point:
If space has positive curvature, the actual density of matter must be larger than the critical density.
critical density
noun
- the density of matter that would be required to halt the expansion of the universe
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Word History and Origins
Origin of critical density1
First recorded in 1885–90
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