· an increase in the density of something
Synonym(s): compaction, concretion, densification
Hypernym(s): concentration
· the process or result of becoming smaller or pressed together; "the contraction of a gas on cooling"
Synonym(s): condensation, contraction
Hypernym(s): shrinking, shrinkage
· encoding information while reducing the bandwidth or bits required
Hypernym(s): encoding, encryption
Antonym(s): decompression
· applying pressure
Synonym(s): compressing
Hypernym(s): press, pressure, pressing
Antonym(s): decompression