Anything aural relates to the ear and so to hearing: The doctor arranged an aural examination for his patient; Many teachers work with both aural and written material. Anything oral relates to the mouth and so to speaking: The French exam was in two parts: first written, then oral; Many of the stories were passed down by oral tradition, and had never been written down before.
Red and white are the colours of Bohemia, dating back to the 13th century. Blue represents Moravia. Unlike that of the Slovak Republic, the Czech flag is not based on the pan-Slav colours. Effective date: 1 January 1993.