[ kuh m-presh-uh n ]
/ kəmˈprɛʃ ən /
the act of compressing.
the state of being compressed.
the effect, result, or consequence of being compressed.
(in internal-combustion engines) the reduction in volume and increase of pressure of the air or combustible mixture in the cylinder prior to ignition, produced by the motion of the piston toward the cylinder head after intake.
Also called data compression. Computers. reduction of the storage space required for data by changing its format.
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Also com·pres·sure [kuh m-presh-er] /kəmˈprɛʃ ər/ (for defs 1, 2).
Origin of compression
OTHER WORDS FROM compression
com·pres·sion·al, adjectivenon·com·pres·sion, nouno·ver·com·pres·sion, nounpre·com·pres·sion, noun
Words nearby compression
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for non-compression
/ (kəmˈprɛʃən) /
Also called: compressure (kəmˈprɛʃə) the act of compressing or the condition of being compressed
an increase in pressure of the charge in an engine or compressor obtained by reducing its volume
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for non-compression
[ kəm-prĕsh′ən ]
The state of being compressed.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for non-compression
[ kəm-prĕsh′ən ]
A force that tends to shorten or squeeze something, decreasing its volume.
The degree to which a substance has decreased in size (in volume, length, or some other dimension) after being or while being subject to stress. See also strain.
The re-encoding of data (usually the binary data used by computers) into a form that uses fewer bits of information than the original data. Compression is often used to speed the transmission of data such as text or visual images, or to minimize the memory resources needed to store such data.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for non-compression
See data compression.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.