Compression - Definition
compression
n 1: an increase in the density of something [syn: compaction,
compression, concretion, densification]
2: the process or result of becoming smaller or pressed
together; "the contraction of a gas on cooling" [syn:
compression, condensation, contraction]
3: encoding information while reducing the bandwidth or bits
required [ant: decompression]
4: applying pressure [syn: compression, compressing] [ant:
decompressing, decompression]