o·ver·pres·sure (  v r-pr sh r)n. A transient air pressure, such as the shock wave from an explosion, that is greater than the surrounding atmospheric pressure. tr.v. o·ver·pres·sured, o·ver·pres·sur·ing, o·ver·pres·sures To cause or subject to overpressure. o ver·pressur·i·zation (- -z shn) n. |
overpressure [ˈəʊvəˌprɛʃə]
n
(Military) the blast effect of a nuclear weapon expressed as an amount of pressure greater than normal barometric pressure
The pressure resulting from the blast wave of an explosion. It is referred to as "positive" when it exceeds atmospheric pressure and "negative" during the passage of the wave when resulting pressures are less than atmospheric pressure.
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | overpressure - a transient air pressure greater than the surrounding atmospheric pressure; "the overpressure of the blast kills by lethal concussion" |
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|