Definition of compression in English:

compression

Line breaks: com|pres¦sion
Pronunciation: /kəmˈprɛʃ(ə)n
 
/

noun

[mass noun]
1The action of compressing or being compressed.
More example sentences
  • Lossless data compression is used for data that must not be changed even a single bit.
  • Metastatic disease in the lumbar area can cause spinal cord compression.
  • The added bonus of lossless audio compression is a boon for people who have good speakers and good ears.
1.1The reduction in volume (causing an increase in pressure) of the fuel mixture in an internal-combustion engine before ignition.
More example sentences
  • The high temperature of the air, caused by the extreme compression, ignites the fuel.
  • Now all you hear is the high pitched whine of the diesel engine in high compression.
  • The variable-geometry turbocharger ensures plenty of compression when needed.

Origin

late Middle English: via Old French from Latin compressio(n-), from comprimere 'press together' (see compress).

Derivatives

compressional

adjective
More example sentences
  • In general, the attainment of peak pressure conditions in compressional systems such as the Delamerian Orogeny reflects the effects of crustal thickening.
  • Intraplate compressional stresses resulting from ‘ridge push’ have been suggested by some workers to explain the Neogene uplift of Scandinavia.
  • Like the Northwest Flank Fault, the Bala Fault was reactivated during Cretaceous and Neogene inversion with compressional strain restricted mainly to right-stepping jogs along the fault.

Definition of compression in:

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Pronunciation: fləˈjiSHəs
adjective
(of a person or their actions) criminal; villainous