The phrase refers to the initial location or source from which something originates or begins. It specifies the starting point or place of commencement for a process, event, or object. For example, the point of origin for a river is its source, often a spring or glacier. Similarly, for a manufactured product, it indicates where the item was initially created or assembled.
Identifying the source is crucial for tracing the history, understanding the development, and ensuring accountability. It enables investigations into causality, assists in quality control, and aids in tracking the spread of information or materials. Historically, this concept has been vital in fields ranging from navigation and mapping to legal proceedings and scientific research. Determining where something began often provides essential context and allows for informed decision-making.