barycenter
McGraw-Hill Science & Technology Dictionary:
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barycenter
(′bar·ə′sen·tər)
(astronomy) The center of gravity of the earth-moon system.
(mathematics) The center of mass of a system of finitely many equal point masses distributed in euclidean space in such a way that their position vectors are linearly independent.
Wiley Book of Astronomy:
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barycenter
The center of mass of a system of massive bodies and the point around which the system orbits. The barycenter of the Earth-Moon system is actually located inside our planet.
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McGraw-Hill Science & Technology Dictionary
McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.
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