What does calligraphy mean?

Many friends prefer calligraphy as an art form. There are many common art forms, including China's calligraphy, English calligraphy and Arabic calligraphy. There are many calligraphies in China, among which famous representatives are Wang Xizhi, Yan Zhenqing and Ou Yangxun. Calligraphy refers to the rules of writing. So what writing rules does calligraphy refer to? Calligraphy refers to the writing rules of writing Chinese characters with a brush. Calligraphy is an artistic form of written expression. When creating calligraphy works, the tools used are usually brush and ink, and the pen refers to the brush, which is usually written with five fingers. China's calligraphy is divided into various fonts, such as official script and regular script.