Compression chamber is a technical term used in engineering and science that refers to a space where the volume of gas or fluid is reduced by applying pressure. Some synonyms to the term compression chamber include compression tank, pressurization chamber, or pressure vessel. These terms describe the same function of compressing gas or fluid to create a specific effect. Other related terms include compression pump, compression unit, compression system, or compressing assembly. The term used depends on the context, but they all essentially describe a device or process that is used to compress gas or fluid for specific purposes such as combustion, cooling, or transportation.