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gravitational constant

[ grav-i-tey-shuh-nl kon-stuhnt ]
/ ˌgræv ɪˈteɪ ʃə nl ˈkɒn stənt /
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noun Physics, Astronomy.
a universal physical constant used in calculating the attraction between two masses. Symbol: G
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Also called constant of gravitation, constant of gravity .

Origin of gravitational constant

First recorded in 1805–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use gravitational constant in a sentence

British Dictionary definitions for gravitational constant

gravitational constant

noun
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 –11 N m² kg –2Symbol: 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

Scientific definitions for gravitational constant

gravitational constant

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 X 10-11 newton square meters per square kilogram. Its symbol is G. See more at Newton's law of gravitation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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