Compaction refers to the process of reducing the volume of something by applying pressure. Some synonyms for compaction include compression, consolidation, and packing. Compression refers to the exertion of force to reduce the volume. Consolidation refers to the process of bringing together parts to create a more compact mass. Packing is used when referring to the filling of a space with a solid substance to decrease the volume. Other synonyms include squeezing, condensing, and densification. These terms have similar meanings and can be used interchangeably depending on the context. The goal of compaction is to increase the density and durability of a material or substance.