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Definition of decompression

decompression

/ˌdiːkəmˈprɛʃən/
de · com · pres · sion

Plural:decompressions
•
Adjective:decompressive
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decompression Lexical Profile

decompression Game Scores & Validity

• noun

1

The reduction of ambient air or gas pressure, or the controlled process of returning a diver, caisson worker, or aircraft passenger from high or low pressure to normal atmospheric pressure.

Example

"Deep-sea divers must undergo gradual decompression when ascending to prevent nitrogen bubbles from forming in their bloodstream."


2

A surgical procedure performed to relieve abnormal pressure on an internal organ or structure, especially the brain, spinal cord, or pinched nerves.

Example

"The neurosurgeon recommended spinal decompression to alleviate the chronic pain caused by the herniated disc."


3

In computing, the process of restoring compressed digital data or files to their original size and format so they can be read or executed.

Example

"File decompression took only a few seconds before the installation wizard launched on the screen."


4

The act or process of relaxing, unwinding, and releasing mental or emotional tension after a stressful period or event.

Example

"After completing the grueling medical board exams, she spent a quiet weekend at the coast for some much-needed decompression."

Synonyms
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Antonyms
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• Rhymes for decompression

Word Origin & Etymology

Coined in the late 19th century from the prefix 'de-' (indicating reversal or reduction) and 'compression', ultimately from Latin 'compressio' ('a pressing together').

Cite this Entry


Wordmom. (2026). Definition of Decompression. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/decompression
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