单词 | altair |
释义 | Altair[ al-tair, -tahyuhr, al-tair, -tahyuhr ] / ˈæl tɛər, -taɪər, ælˈtɛər, -ˈtaɪər / nouna first-magnitude star in the constellation Aquila. Origin of Altair<Arabic (al-nasr) al-ṭā'ir (the) flying (eagle) Words nearby AltairAlta California, Altadena, Altai, Altaic, Altai Mountains, Altair, Altai Republic, Altamaha, Altamira, Altamonte Springs, altar Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for AltairBritish Dictionary definitions for AltairAltair / (ˈæltɛə) / nounthe brightest star in the constellation Aquila. Visual magnitude: 0.77; spectral type: A7V; distance: 16.8 light years Word Origin for AltairArabic, from al the + tā'ir bird 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 AltairAltair [ ăl-târ′, -tīr′ ] A bright white star in the constellation Aquila. Altair is a main-sequence star in the Hertzprung-Russell diagram. It is the 12th brightest star in the night sky, with an apparent magnitude of 0.77. Altair, along with Vega and Deneb, form the Summer Triangle asterism. Scientific name: Alpha Aquilae. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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