单词 | halley |
释义 | Halley[ hal-ee ] / ˈhæl i / nounEdmund or Edmond, 1656–1742, English astronomer. Words nearby Halleyhallelujah, “Hallelujah Chorus”, Haller, Haller's circle, Hallervorden-Spatz syndrome, Halley, Halley's comet, halliard, Hallie, halling, Hallion's test Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for HalleyBritish Dictionary definitions for HalleyHalley / (ˈhælɪ) / nounEdmund. 1656–1742, English astronomer and mathematician. He predicted the return of the comet now known as Halley's comet, constructed charts of magnetic declination, and produced the first wind maps 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 Scientific definitions for HalleyHalley [ hăl′ē ] English astronomer and mathematician best known for his study of comets. Using Newton's laws of motion, he determined mathematically that comets move in elliptical orbits around the Sun. Based on his findings, he accurately predicted that a comet observed in 1583 would return in 1758, 1835, and 1910. This comet is now named after him. In 1679 Halley became the first person to catalog the stars in the Southern Hemisphere. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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