A skeleton can refer to several different things depending on the context:
Biological Skeleton: In the context of biology, a skeleton is the internal framework or structure that provides support and shape to an organism's body. In humans and many animals, the skeleton is composed of bones. The human skeleton, for example, consists of 206 bones that serve various functions, including protection of vital organs, providing a framework for muscles to attach to, and facilitating movement.
Skeleton (Anatomy): In anatomy, the term "skeleton" typically refers to the entire system of bones in an organism's body. It includes bones of different sizes and shapes, such as long bones (e.g., femur, humerus), flat bones (e.g., skull, ribs), and irregular bones (e.g., vertebrae, hip bones).
Skeleton (Computer Graphics): In the context of computer graphics and 3D modeling, a skeleton, also known as a "rig," is a digital framework used to animate and control the movement of 3D characters or objects. It consists of interconnected joints and bones (usually represented by a hierarchy of nodes) that can be manipulated to create realistic animations. Animators use skeletons to define how a character's limbs and body parts move in virtual environments.
Skeleton (Support Structure): In a more general sense, a skeleton can refer to any supporting framework or structure that provides stability or shape to something. For example, in architecture, a building's structural framework can be likened to a skeleton. In the context of vehicles, the chassis or frame that provides the basic structure and support is also referred to as a skeleton.
Skeleton (Outline or Framework): Figuratively, the term "skeleton" can be used to describe an outline or basic framework of something, such as a skeleton of a plan, idea, or document. It represents the essential or foundational elements without all the details or fleshing out.
The specific meaning of "skeleton" depends on the context in which it is used, so it's important to consider the context to understand its precise interpretation.