The term "skeleton system" is not a commonly recognized term in anatomy or biology. However, it's possible that it could be used in a specific context to refer to a system or framework related to the human or animal skeletal system.
The skeletal system is the internal framework of bones and cartilage that provides support, protection, and structure to the body. It also plays a crucial role in locomotion, blood cell production (in the bone marrow), and mineral storage (calcium and phosphorus). If you have a specific context or a different term in mind, please provide more details, and I'd be happy to provide more specific information.