0 past simple and past participle of decompress --
1 to reduce in pressure or return to the original lower pressure, or to cause something to do this: --
When decompressed, the audio signal is an exact replica of the original.
The ulnar nerve may also be decompressed surgically.
The tiles were decompressed at runtime by adding a leading bit to each pixel's color index.
At query time only half a block will need to be decompressed on average.
As compressed gas is decompressed, heat is absorbed from surroundings of the gas, in particular, the hot object.
Variable-length codes can allow sources to be compressed and decompressed with "zero" error (lossless data compression) and still be read back symbol by symbol.
When the button is pressed, the spring is released and decompressed, which pushes the piston down.
The foundation required extensive excavation because layers of decompressed rock existed above the sound granodiorite rock.