Strong's G5459 — φωσφόρος (adjective)
phosphoros (foce-for'-os) adj.
1. light-bearing ("phosphorus")
2. (specially), the morning-star (figuratively)
[from G5457 and G5342]
KJV: day star 
Root(s): G5457, G5342 
Hebrew root: φέρω
Occurrences: 1