Delta Leonis is the name of a star in the constellation of Leo. Some alternative names for this star include Denebola, Al Dafirah, and Back of the Lion's Neck. Denebola comes from the Arabic word for "tail," as it is located at the end of the Lion's tail. Al Dafirah means "the back" in Arabic, referring to its position at the back of the Lion's neck. Other ancient names for this star include Al Shemaliyah, which means "the northern one" in Arabic, and Kugelblitz, which means "ball lightning" in German. Delta Leonis is a bright star that has been studied extensively by astronomers and is an important reference point in the night sky.