Ex Libris Ouroboros T-ShirtThe ouroboros or uroboros is an ancient symbol depicting a serpent or dragon eating its own tail. The ouroboros entered Western tradition via ancient Egyptian iconography and the Greek magical tradition. It was adopted as a symbol in Gnosticism and Hermeticism and most notably in alchemy. The ouroboros is often interpreted as a symbol for eternal cyclic renewal or a cycle of life, death, and rebirth,