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aphelion

The Concise Oxford Dictionary of English Etymology | 1996 | | © The Concise Oxford Dictionary of English Etymology 1996, originally published by Oxford University Press 1996. (Hide copyright information) Copyright

aphelion (astron.) point of a planet's or comet's orbit at which it is farthest from the sun. XVII. Graecized form (Kepler) of modL. aphēlium, f. APO- + Gr. hélios SUN, after L. apogæum APOGEE.

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T. F. HOAD. "aphelion." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 15 Nov. 2009 <http://www.encyclopedia.com>.

T. F. HOAD. "aphelion." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (November 15, 2009). http://www.encyclopedia.com/doc/1O27-aphelion.html

T. F. HOAD. "aphelion." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved November 15, 2009 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-aphelion.html

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