e c pickering

Pickering

[pik-er-ing, pik-ring]
noun
Edward Charles, 1846–1919, and his brother, William Henry, 1858–1938, U.S. astronomers.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To e c pickering
Collins
World English Dictionary
Pickering (ˈpɪkərɪŋ)
 
n
1.  Edward Charles. 1846--1919, US astronomer, who invented the meridian photometer
2.  his brother, William Henry. 1858--1938, US astronomer, who discovered Phoebe, the ninth satellite of Saturn, and predicted (1919) the existence and position of Pluto

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
Pickering   (pĭk'ər-ĭng)  Pronunciation Key 
American astronomer who made many innovations in the equipment used to observe and measure the distance of stars. In 1884 he published the first catalog of stellar magnitudes. His brother William Henry Pickering (1858-1938) discovered Phoebe, the ninth moon of Saturn (1899), and predicted the existence of Pluto (1919).
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature