Boatswain of the Royal Navy, c. 1820. The word boatswain has been in the English language since approximately 1450. It is derived from late Old English batswegen, from bat (boat) concatenated with Old Norse sveinn (swain), meaning a young man, apprentice, a follower, retainer or servant.
The talus bone (/ËteÉªlÉs/ ; Latin for ankle), astragalus /ÉËstraeÉ¡ÉlÉs/ , ÉËstrÃ¦É¡ÉlÉs or ankle bone is one of the group of foot bones known as the. Tarsus the tarsus forms the lower part of the ankle joint through its articulations with the lateral and medial malleoli of the two bones of the lower, leg the tibia and. fibula
In strict usage, femur bone is more proper than femur, as femur refers to thigh, and femur bone refers to the bone within it. The name of the bone itself comes from os femoris, although in modern medical usage the term femur is most often applied to the bone and not the thigh.n strict usage, femur bone is more proper than femur, as femur refers to thigh, and femur bone refers to the bone within it. The name of the bone itself comes from os femoris, although in modern medical usage the term femur is most often applied to the bone and not the thigh.