Surface measurement is a term used to describe the process of measuring the AREA of a surface. It is often used in fields such as engineering, architecture, and surveying. The crossword solution for this term is AREA, which is a four-letter word. This term is used to measure the size of a surface, such as a room or a piece of land. It is an important part of many projects, as it helps to determine the size of the project and the materials needed.