From Longman Dictionary of Contemporary Englishcompresscom‧press1 /kəmˈpres/ verb 1 [intransitive, transitive]PRESS to press something or make it smaller so that it takes up less space, or to become smaller Light silk is best for parachutes, as it compresses well and then expands rapidly. Isobel nodded, her lips compressed.compress something into something Snow falling on the mountainsides is compressed into ice. The miners used rock drills and compressed air to drive through hard rock.2 [intransitive, transitive] to make a computer file smaller by using a special computer program, which makes the file easier to store or send, or to become smaller in this way The program compresses any data saved to the disk.3 [transitive]SHORT/NOT LONG to write or express something using fewer words syn condensecompress something into something In this chapter we compress into summary form the main issues discussed so far.4 [transitive]SHORT/NOT LONG to reduce the amount of time that it takes for something to happen or be donecompress something into something Many couples want to compress their childbearing into a short space of time in their married life. —compressible adjective —compression /-ˈpreʃən/ noun [uncountable] data compression→ See Verb table
Examples from the Corpuscompress• Scuba divers used cylinders of compressed air.• The bags were fitted with brass nozzles and taps, and when in use were compressed between hinged and weighted boards.• This program compresses computer files so they can be easily sent by email.• Clusters could then compress data for the next layer.• The play has been compressed from a huge book.• If the onset of such diseases can be delayed then morbidity will be compressed into the final years of life.• The whole operation had been compressed into the virtual reality of Macintosh.• Some files compress more easily than others.• Behind the factory is a machine that compresses old cars into blocks of scrap metal.• Next, the compressor in the outdoor unit compresses the gas into a hot high-pressure state.compressed air• His flying saucer, however, is made of glass fibre and runs on compressed air.• There was a click and a hiss of compressed air as their pursuer reloaded.• Doctors examining miners working under compressed air conditions remark on their fitness.• Boy larking with compressed air line. 38.• The cash flow was regulated by an incredibly ancient compressed air system.• A firm in Maidenhead designed an hydraulically operated bar stool with a large base housing a compressed air tank.• Application Have the students work in groups to brainstorm all the examples of compressed air they can.