| os | rigid connective tissue that makes up the skeleton of vertebrates |
|---|---|
| os | a mouth or mouthlike opening |
| os | the left eye |
| os | (computer science) software that controls the execution of computer programs and may provide various services |
| os | a hard brittle blue-gray or blue-black metallic element that is one of the platinum metals |
| os | a bone that is of approximately equal dimension in all directions |
| os | the wrist bone with a rounded head shape that articulates with the 3rd metatarsal |
| os | the large cranial bone forming the front part of the cranium: the forehead and the upper part of the orbits |
| os | the wrist bone in line with the 4th and 5th fingers |
| os | a U-shaped bone at the base of the tongue that supports the tongue muscles |
| os | one of the three sections of the hipbone |
| os | in vertebrate animals: a long cylindrical marrow-containing bone of a limb |