Achernar

(redirected from Alpha Eridani)
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A·cher·nar

 (ā′kər-när′)
n.
A star in the constellation Eridanus that is one of the brightest stars in the sky and is 114 light years from Earth.

[From Arabic 'aḫīr an-nahr, the end of the river (referring to the star's position in the constellation Eridanus) : 'aḫīr, last, end; see ʔḫr in Semitic roots + al-, the + nahr, river; see nhr in Semitic roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Achernar

(ˈeɪkəˌnɑː)
n
(Astronomy) the brightest star in the constellation Eridanus, visible only in the S hemisphere. Visual magnitude: 0.5; spectral type: B3V; distance: 144 light years
[from Arabic ākhīr al-nahr, literally: end of the river, alluding to the star's location in the constellation]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive ?
Finally, a long stretch runs southwest, eventually ending with Alpha Eridani, or Achernar, the night sky's 9th-brightest star.
19 Dec--Achernar, Alpha Eridani, mag 0.46, at its zenith, about 68[degrees] above the southern horizon.
Further south lies Achernar, Alpha Eridani, which is the brightest star in the constellation Eridanus and the eighth brightest star in the night time sky.