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  6. / perihelion

perihelion

perihelion pĕr˝əhē´lēən [key], point nearest the sun in the orbit of a body about the sun. See apsis.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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