
1) Henry Draper Catalogue object 2) HR object 3) Star in Eridanus
Found on
https://www.crosswordclues.com/clue/achernar

Achernar (α Eri, α Eridani, Alpha Eridani), sometimes spelled Achenar, is the brightest star in the constellation Eridanus and the tenth-brightest star in the night sky. Of the ten apparent brightest stars in the nighttime sky, Achernar is the hottest and bluest in color, being of spectral type B.{#tag:ref|The ten brightest stars in the nighttim...
Found on
http://en.wikipedia.org/wiki/Achernar
(Alpha Eridani) Achernar is extremely flattened by its rapid spin. Image: ESO The ninth brightest star in the sky but one that is not well known to northern observers as it can only be seen at latitudes below 32° N. Its name, derived from the Arabic Al Ahir al Nahr...
Found on
http://www.daviddarling.info/encyclopedia/A/Achernar.html

Brightest star in the constellation Eridanus, and the ninth-brightest star in the sky. It is a hot, luminous, blue star with a true luminosity 250 times that of the Sun. It is 144 light years away from the Sun
Found on
https://www.encyclo.co.uk/local/21221

a star of the first magnitude in the constellation Eridanus.
Found on
https://www.infoplease.com/dictionary/achernar
No exact match found.