1) Greek goddess 
[mythology] In Greek mythology, Arke or Arce was a daughter of Thaumas and sister of Iris. She is sometimes affiliated with the faded second rainbow. She is said to have iridescent wings, compared to Iris`s golden wings.{cn|date=May 2011} During the Titanomachy, she betrayed the Olympian gods and joined the Titans against them, becoming the...