The ANKH is an ancient Egyptian hieroglyphic symbol that represents the concept of life. It is often depicted as a cross with a loop at the top, and is believed to have originated in the Early Dynastic Period of Egypt. The ANKH is also known as the key of life, and is associated with the gods Osiris and Isis. It is seen as a symbol of eternal life, and is often used in funerary art and religious ceremonies.