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[al-deb-er-uh n] /ælˈdɛb ər ən/
a first-magnitude star, orange in color, in the constellation Taurus.
Origin of Aldebaran
< Arabic al the + dabarān follower (of the Pleiades) Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for Aldebaran


a binary star, one component of which is a red giant, the brightest star in the constellation Taurus. It appears in the sky close to the star cluster Hyades. Visual magnitude: 0.85; spectral type: K5III; distance: 65 light years
Word Origin
C14: via Medieval Latin from Arabic al-dabarān the follower (of the Pleiades)
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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Word Origin and History for Aldebaran

bright star in Taurus, late 14c., from Arabic Al Dabaran "the follower" (of the Pleiades, which rise shortly before it does), from dabara "he followed."

Online Etymology Dictionary, © 2010 Douglas Harper
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Aldebaran in Science
A red giant star in the constellation Taurus. Aldebaran is the thirteenth brightest star in the sky, with an apparent magnitude of 0.85. Scientific name: Alpha Tauri.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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