- A transient air pressure, such as the shock wave from an explosion, that is greater than the surrounding atmospheric pressure.
- Geology Pore or subsurface pressure that exceeds normal hydrostatic pressure at a given depth.
transitive verbo·ver·pres·sured, o·ver·pres·sur·ing, o·ver·pres·sures
(third-person singular simple present overpressures, present participle overpressuring, simple past and past participle overpressured)
- To subject to a high pressure