gravitational interaction

gravitational force


noun

an interaction between particles or bodies resulting from their mass. It is very weak and occurs at all distancesSee interaction (def. 2)

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What does “Indigenous” mean?
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