repressurize

verb

re·​pres·​sur·​ize (ˌ)rē-ˈpre-shə-ˌrīz 

repressurized; repressurizing

1

transitive : to return the contents of (something) to a pressure greater than that of the outside atmosphere

Since there is no gas pipeline yet and state laws will not allow the gas to be flared, or burned, the operators inject the gas back underground to repressurize the field and produce more oil.

—Mike Bradner

repressurize an aircraft

2

intransitive : to build up pressure again

Last year, the USGS [United States Geological Survey] confirmed that magma under the volcano is repressurizing, quietly recharging for the next eruption.

—Eric Florip

Word History

First Known Use

1947, in the meaning defined at sense 1