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center of gravity

noun
1.
Mechanics. the point through which the resultant of gravitational forces on a body passes and from which the resultant force of attraction of the body on other bodies emanates: coincident with the center of mass in a uniform gravitational field.
2.
a person, thing, or idea that is the vital or pivotal focus of interest or activity within a larger entity.
Origin
1650-1660
1650-60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for center of gravity
  • The point is that for some time the center of gravity for achievement has been shifting away from the topmost colleges.
  • The center of gravity is the point at which an airplane would balance if it were suspended at that point.
  • The point of intersection is called the center of gravity.
  • But to create that center of gravity, it's a function of how the government, industry and university system want to play.
  • One thing was left out of this report, the center of gravity of the solar system.
  • The closer to the galactic center the faster objects are moving relative to galaxies center of gravity.
  • The star rating is based on a calculation of the vehicle's dimensions and center of gravity.
  • He seems to have been the center of gravity, the dour and meticulous ringleader.
  • All your weight is above the wheel, raising the center of gravity.
  • In so doing, it can measure your weight, but also your center of gravity.
center of gravity in Science
center of gravity
  (sěn'tər)   
The center of mass of an object in the presence of a uniform gravitational field.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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center of gravity in Culture

center of gravity definition


The point in any solid where a single applied force could support it; the point where the mass of the object is equally balanced. The center of gravity is also called the center of mass. When a man on a ladder leans sideways so far that his center of gravity is no longer over his feet, he begins to fall.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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8
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