1. a device or mechanism that reduces pressure or decompresses something
Usage: technical; commonly used in diving and aerospace contexts
2. a software tool or program that extracts and restores compressed files to their original form
Usage: computing

Examples

• The diver used a decompressor to safely manage pressure changes during ascent.
• A decompressor in the spacecraft helped regulate cabin pressure.
• You can use a decompressor to open ZIP files on your computer.
• The software includes a built-in decompressor for handling multiple file formats.
• Modern decompressors can process large archives quickly.
• The decompressor automatically detected the file type and extracted its contents.