flat oval

Noun

 * 1) A type of, where the circuit is not banked to allow for track in cornering, thus missing positive  needed to transform centrifugal force into normal force and traction. The shape footprint of the oval itself is unrelated to being "flat", as it only deals with the banking of the track and not the shape traced out by the track.

Coordinate terms

 * a racetrack in which all segments are either convex or straight
 * an oval with positive-camber banking, especially over the convex (turn) segments