Definition: The word "Christa" refers to an American comic book superheroine created by writer Jack Kirby. She has a round face, blue eyes, and a dark cape, which she wears with a white jumpsuit. The term describes a character who possesses superhuman abilities but also deals with the psychological effects of being a superhero. She's a mix between Spider-Man and the X-Men, with a quirky personality that often leads comic book villains astray.