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Kepler

[kep-ler] /ˈkɛp lər/
noun
1.
Johann
[yoh-hahn] /ˈyoʊ hɑn/ (Show IPA),
1571–1630, German astronomer.
2.
a crater in the second quadrant of the face of the moon having an extensive ray system: about 22 miles (35 km) in diameter.
Related forms
Keplerian
[kep-leer-ee-uh n] /kɛpˈlɪər i ən/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for keplerian

Kepler1

/ˈkɛplə/
noun
1.
Johannes (joˈhanəs). 1571–1630, German astronomer. As discoverer of Kepler's laws of planetary motion he is regarded as one of the founders of modern astronomy

Kepler2

/ˈkɛplə/
noun
1.
a small crater in the NW quadrant of the moon, centre of a large bright ray system
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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keplerian in Science
Kepler
  (kěp'lər)   
German astronomer and mathematician who is considered the founder of celestial mechanics. He was first to accurately describe the elliptical orbits of Earth and the planets around the Sun and demonstrated that planets move fastest when they are closest to the Sun. He also established that a planet's distance from the Sun can be calculated if its period of revolution is known.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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