1. The process or result of becoming smaller or pressed together
   "the compression of a gas on cooling";
   - condensation, contraction
    
2. An increase in the density of something
   "The compression of the urban area led to traffic congestion";
   - compaction, concretion, densification
    
3. Applying pressure
   "The compression of the springs made the mattress firmer";
   - compressing
    
4. Encoding information while reducing the bandwidth or bits required
   "Data compression is essential for efficient file storage and transmission"

Derived forms: compressions

Type of: concentration, encoding, encryption, press, pressing, pressure, shrinkage, shrinking

Antonym: decompression

Encyclopedia: Compression