Noun decompression has 2 senses
  1. decompression - restoring compressed information to its normal form for use or display
    --1 is a kind of
    decoding, decryption, decipherment
    Antonyms: compression
    Derived form: verb decompress1
  2. decompression, decompressing - relieving pressure
    --2 is a kind of press, pressure, pressing
    Antonyms: compression, compressing
    Derived form: verb decompress2
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