specialized physics a region in space where gravity is so strong that nothing, not even light, can escape
an imaginary place in which things are lost
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Astronomy
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physics a region in space where the force of gravity is so strong that nothing, not even light, can escape from it
COMMERCE an activity or organization on which very large amounts of money are spent but which does not produce any profit or useful result:
FINANCE, ACCOUNTING a large amount of money that is owed by a company or government:
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