[ 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 Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for aldebaran

British Dictionary definitions for aldebaran


/ (ælˈdɛbərən) /


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 for Aldebaran

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

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

Science definitions for aldebaran


[ ăl-dĕbər-ən ]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.