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gravitational constant

[ grav-i-tey-shuh-nl kon-stuhnt ]

noun

, Physics, Astronomy.
  1. a universal physical constant used in calculating the attraction between two masses​. : G


gravitational constant

noun

  1. the factor relating force to mass and distance in Newton's law of gravitation. It is a universal constant with the value 6.673 × 10 –11N m² kg –2 G
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


gravitational constant

  1. A constant relating the force of the gravitational attraction between two bodies to their masses and their distance from each other in Newton's law of gravitation. The gravitational constant equals approximately 6.67259 × 10 −11 newton square meters per square kilogram. Its symbol is G.


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Word History and Origins

Origin of gravitational constant1

First recorded in 1805–10

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gravitational collapsegravitational field