What does aldebaran mean?
The definition of aldebaran
Al*deb”a*ran, n.
Etym: [Ar. al-debaran, fr. dabar to follow; so called because this star follows upon the Pleiades.] (Astron.)

A red star of the first magnitude, situated in the eye of Taurus; the Bull’s Eye. It is the bright star in the group called the Hyades. Now when Aldebaran was mounted high Above the shiny Cassiopeia’s chair. Spenser.