The act or process of centralizing, or the state of being centralized; the act or process of combining or reducing several parts into a whole
An increase in density; the act of compressing, or the state of being compressed; compaction.
The cycle of an internal combustion engine during which the fuel and air mixture is compressed.
The electronic process by which any sound's gain is automatically controlled.
The deviation of a heavenly body from a spherical form.
The process by which data is compressed.