Definition: The word "Body-Solid" has several possible meanings depending on its usage context. 1) The word "Body-Solid" refers to a substance that is composed or consists entirely of one type (e.g., solid, liquid, gas) of matter. For example, a body that is only made up of pure water would be described as being "body-solid". 2) In the field of materials science and engineering, the word "Body-Solid" is used to describe the material composition of a structure or component that is designed for certain functions or applications. 3) The word "Body-Solid" can also refer to an abstract concept related to the physical properties of matter. For instance, it could be used to describe the physical characteristics of a substance, such as its density, viscosity, or melting point.