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Compression may refer to:

Physical science

• Compression (physics), size reduction due to forces
• Compression member, a structural element such as a column
• Compressibility, susceptibility to compression
• Gas compression
• Compression ratio, of a combustion engine
• Compression (geology)
• Compression or compressive strength

Information science

• Bandwidth compression, reducing effort in data transmission
• Data compression, reducing the data required for information
  • Audio compression (data), reducing the data required for audio
  • Compression artifact, defect in data due to compression
  • Image compression, of digital images
  • Video compression
• One-way compression function, a cryptographic primitive

Medicine

• Brain compression, a medical condition
• Compression bandage
• Pressing on the lower abdominal area in an intravenous pyelogram
• Cold compression therapy, for minor injuries

Other

• Amplifier gain compression, due to nonlinearity
• Compression (dance), several techniques
• Compression (functional analysis)
• Compression (phonetics), running syllables together
• Dynamic range compression, reducing audio dynamic range

See also

• All pages with titles beginning with Compression
• All pages with titles containing Compression
• Compaction (disambiguation)
• Compress
• Compression garment
• Compressor (disambiguation)
• Decompression (disambiguation)
• Expansion (disambiguation)

• Disambiguation pages