Wiktionary
roval
n. (context slang motorsport English) an autoracing racecourse composed of a road course section and a portion of a banked oval track
Usage examples of "roval".
He was an enormous figure of a man, well over six feet tall and broad in proportion, rather incongruously wearing a yellow oilskin coat with Roval National Lifeboat Institution on the back.
Evidently that was all right, for he leapt to his feet and bowed to me several times, until Jamie told him Impatiently to stop, and we made our wav back to the Roval Mile.