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A black hole is a region of spacetime exhibiting such strong gravitational effects that ..... allowing definition of a dimensionless spin parameter such that. c J G M 2  ...


A black hole is a place in space where gravity pulls so much that even light cannot get out.


Black hole definition, Astronomy. a theoretical massive object, formed at the beginning of the universe or by the gravitational collapse of a star exploding as a  ...


Define black hole: a celestial object that has a gravitational field so strong that light cannot escape it and that is… — black hole in a sentence.


Apr 9, 2015 ... Black holes are some of the strangest and most mysterious objects in the universe. Billions of them may exist in the Milky Way alone. But what ...


black hole definition, meaning, what is black hole: a region in space where gravity is so strong that nothing, not even light, can escape. Learn more.


Black hole definition: Black holes are areas in space, where gravity is so strong that nothing, not even light,... | Meaning, pronunciation, translations and ...


Definition of black hole. A business activity or product on which large amounts of money are spent, but that does not produce any income or other useful result.


Define black hole. black hole synonyms, black hole pronunciation, black hole translation, English dictionary definition of black hole. n. 1. A massive star in the ...