The clay origin stuck around from Wonder Woman's creation in 1941 up until 2011, when in DC Comics' New 52 reboot it was revealed that the story had been a lie. read more
A demigod is the offspring of a god and a human, and in Wonder Woman (2017), we eventually learn that Diana is the offspring of the god Zeus and the Queen of the Amazons, Hippolyta. read more
Sorry to be picky but in the Wonder Woman movie and I assume Justice League Unlimited, she is a full blown goddess, and Gal Gadot has confirmed this in interviews. She would be a Demigod if she was born of Queen Hippolyta, but Hippolyta is effectively her foster mother as she was given life by Zeus. read more