Source : Webster's Revised Unabridged Dictionary (1913)

Asterope \As*ter"o*pe\, n. [Gr. ?, lit., lightning.]
   1. (Myth.) One of the Pleiades; -- called also {Sterope}.

   2. (Astron.) A double star in the Pleiades (21 k and 22 l
      Pleiadum, of the 5.8 and 6.4 magnitude respectively),
      appearing as a single star of the 5.3 magnitude to the
      naked eye.

Source : WordNet®

Sterope
     n 1: (Greek mythology) one of the 7 Pleiades [syn: {Asterope}]
     2: one of the stars in the star cluster Pleiades [syn: {Asterope}]