Why is poetry called poetry?

Because of its rhythm, it is catchy to read. Poetry is a literary genre with a certain rhythm and rhythm, which vividly expresses the author's rich feelings and reflects social life with highly concise language. Full of the author's thoughts and feelings and rich imagination. The language is concise and vivid, with distinct rhythm, harmonious phonology and rich musical beauty. Sentences are generally in rows, paying attention to the beauty of structural form.