Specification refers to a detailed description of the requirements, features, and characteristics of a product or system. It serves as a guideline for designers, developers, and engineers to ensure that the final output meets the intended purpose and quality standards. Specifications can include dimensions, materials, performance criteria, and other essential details. In various fields, such as engineering, software development, and manufacturing, specifications play a crucial role in the planning and execution phases. They help in minimizing misunderstandings and errors, ensuring that all stakeholders have a clear understanding of what is expected.