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center of gravity

The definition of center of gravity is the place in a system or body where the weight is evenly dispersed and all sides are in balance.

(noun)

An example of center of gravity is the middle of a seesaw.

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See center of gravity in Webster's New World College Dictionary

that point in a body or system around which its mass or weight is evenly distributed or balanced and through which the force of gravity acts

See center of gravity in American Heritage Dictionary 4

noun pl. centers of gravity
  1. Abbr. CG The point in or near a body at which the gravitational potential energy of the body is equal to that of a single particle of the same mass located at that point and through which the resultant of the gravitational forces on the component particles of the body acts.
  2. The point of greatest importance, interest, or activity: “The center of gravity for the English language is no longer Britain. American English is the greatest influence on English everywhere” (Robert W. Burchfield).

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