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