from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. Present participle of overpressurize.
Sorry, no etymologies found.
But county officials insist that no burning commences until a host of protective measures -- like distributing Israeli-style protective hoods and "overpressurizing" schools and other facilities to keep chemical agents out -- are in place.
At last, satisfied that the suit was tight, he let most of the overpressurizing oxygen hiss out of the port and stepped slowly, like some monster from a horror video, to the airlock of the shelter.