[1] : The Collaborative International Dictionary of English v.0.48

day-star \day"-star`\ d=a"staumr`, n.
   1. the morning star; the star which ushers in the day; --
      usually the planet venus, when seen before and just after
      sunrise.
      1913 webster +pjc

            a dark place, until the day dawn, and the day-star
            arise in your hearts.                 --2 peter i.
                                                  19.
      1913 webster

   2. the sun, as the orb of day. poetic
      1913 webster

            so sinks the day-star in the ocean bed,
            and yet anon repairs his drooping head,
            and tricks his beams, and with new-spangled ore
            flames in the forehead of the morning sky. --milton.
      1913 webster

[2] : WordNet (r) 2.0

daystar
     n : a planet usually venus seen just before sunrise in the
         eastern sky syn: morning star, phosphorus
see also:
morning star phosphorus 

[3] : Moby Thesaurus II by Grady Ward, 1.0

37 moby thesaurus words for "daystar":
   aldebaran, canicula, dog star, hesper, hesperus, lucifer,
   north star, phosphor, phosphorus, polaris, sirius, sol, venus,
   vesper, celestial body, chromosphere, comet, corona, evening star,
   fixed stars, heavenly body, living sapphires, lodestar,
   morning star, orb, orb of day, phoebus, photosphere, polar star,
   polestar, solar flare, solar prominence, solar wind, sphere,
   starry host, stars, sun

[4] : Easton's 1897 Bible Dictionary

daystar
   which precedes and accompanies the sun-rising. it is found only
   in 2 pet. 1:19, where it denotes the manifestation of christ to
   the soul, imparting spiritual light and comfort. he is the
   "bright and morning star" of rev. 2:28; 22:16. comp. num.
   24:17.
   

Daystar >> D Words
Daystar, definition of term: Daystar
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