Bone meal is a natural fertilizer made from the ground bones of animals. It is a great source of phosphorus and calcium, which are essential nutrients for plant growth and development. There are several synonyms for bone meal, including bone flour, ground bone, meat and bone meal, and bone dust. These terms all refer to the same product, which is produced by grinding up the bones of fish, cows, and other animals. Bone meal is a popular choice for organic gardeners who want to enrich their soil without using synthetic chemicals. It is also commonly used in animal feed as a source of protein and minerals.