Definition of decompress
1 : to release from pressure or compression
2 : to convert (something, such as a compressed file or signal) to an expanded or original size
: to undergo release from pressure; especially : relax need a week off to decompress
decompressionplay \-ˈpre-shən\ noun
Examples of decompress in a sentence
Once pressure was released, the vertebrae decompressed.
The file must be decompressed before it can be read.
First Known Use of decompress
DECOMPRESS Defined for English Language Learners
Definition of decompress for English Language Learners
: to release or reduce the physical pressure on something or to have the physical pressure released or reduced
computers : to change (a computer file that has been made smaller) back to its original size by using special software
: to rest and relax
Medical Definition of decompress
: to release from pressure or compression
Seen and Heard
What made you want to look up decompress? Please tell us where you read or heard it (including the quote, if possible).