decompression
Concise Oxford English Dictionary © 2008 Oxford University Press:
decompression/diːkəmˈpreʃn/
▶noun
- 1 reduction in air pressure.
■ a gradual reduction of air pressure on a person who has been experiencing high pressure while diving.
- 2 the process of decompressing computer data.
'decompression' also found in these Oxford entries:

