👉 Lanceolar is a medical term that refers to a group of organs located at the base of the spine, including the sacroiliac joint (the area where the lower back meets the top of the pelvis), the ilium (the part of the upper end of the tailbone), and the scapula (the part of the shoulder blade). These structures are collectively referred to as the "lanceoli" because they have a similar shape, size, and function. Lance