After taking gold in the halfpipe snowboarding event in each of the past two Olympics, American star Shaun White was in line to add some additional hardware to his trophy case with a medal in the new slopestyle event in Sochi...
Any point of an oval belongs to an arc with a constant radius (shorter or longer), but in an ellipse, the radius is continuously changing. In common speech. In common speech, oval means a shape rather like an egg or an ellipse, which may be two-dimensional or three-dimensional.
All of our understanding of the meaning of the circle symbol stems from that one moment of looking out from the eyes of the first human. The circle symbol meaning is universal - it represents the infinite nature of energy and the symbol of the universe. The Circle Christian Symbol represents eternity. The circle symbolizes eternity as it has no beginning or end.