Definition: In medicine, an isochromic (also known as isochromy) refers to a structure or cell of a living organism that has the same number of atoms in all its parts. This concept is used to distinguish between different types of cells or tissues within a human body. The term "isocheimic" can refer to a specific type of isochromic, such as a single cell with one type of genetic material (e.g., DNA) that has been replicated and