[{"Bold_text": "noun", "List Items": ["Anatomy.a bone in the human leg extending from the pelvis to the knee, that is the longest, largest, and strongest in the body; thighbone.", "Zoology.a corresponding bone of the leg or hind limb of an .", "Entomology.the third segment of the leg of an insect (counting from the base), situated between the trochanter and the tibia."]}]