A short horizontal stroke, as in the center of and the middle stroke of , is called a bar. Strokes that connect, as in and , or cross other strokes, as in , are also known as crossbars. A longer horizontal stroke at the top or bottom, as in , is called an arm. The junction of two strokes intersecting above as in is called an apex and the joining of two strokes intersecting below as in is called a vertex.
