Definitions:

1. A sealed enclosure from which air and other gases are removed using a vacuum pump to create a low-pressure environment. NOUN
   • The scientists placed the materials in a vacuum chamber to test their behavior in a low-pressure environment.
2. Devoce commonly used in scientific research, manufacturing, and testing to simulate space-like conditions, control chemical reactions, or perform processes such as degassing or drying. NOUN
   • The electronics were sealed in a vacuum chamber to remove any air and prevent oxidation during testing.

Synonyms:

• pressure chamber