over·​pres·​sure ˈō-vər-ˌpre-shər How to pronounce overpressure (audio)
: pressure significantly above what is usual or normal

Examples of overpressure in a Sentence

Recent Examples on the Web In addition to a pop-up pressure indicator and a steam release mechanism, there is an overpressure plug that will get rid of excessive steam. Michelle Love, Better Homes & Gardens, 3 Aug. 2023 According to the report, the problems (and solutions) boil down to: The blast of the canopy fracturing system is causing overpressure sufficient to cause a concession in 20% of simulated escapees instead of the target threshold of 5%. Sébastien Roblin, Popular Mechanics, 23 June 2023 Reducing the amount of explosives, and changing its location, may reduce the overpressure adequately. Sébastien Roblin, Popular Mechanics, 23 June 2023 Nine psi worth of overpressure is a rather ambitious undertaking for an engine certified to run on 91-octane fuel, and realizing this, Pontiac has taken several precautions to avoid the mechanical destruction all too common when a turbocharger blows an engine the wrong way. Don Sherman, Car and Driver, 1 May 2023 For silicic magma with no water, a thickness of 8 km is needed to reach critical overpressure, while magma with water might need as little as 3-4 km thickness. Erik Klemetti, Discover Magazine, 6 Jan. 2014 Adding all those bubbles can cause similar overpressure leading to a big boom. Potential Triggers That Don’t Work People have speculated about a lot of potential eruption triggers. Erik Klemetti, Discover Magazine, 22 Apr. 2020 This style of eruption are caused when water that seeps into the volcano heats up enough to flash into steam, causing an overpressure to the rocks above. Erik Klemetti, Discover Magazine, 7 May 2013 The documents, submitted to the FAA in February, said explosions, heat plumes, blast overpressure, falling debris, noise and other issues could diminish the habitat and its animal populations. Sophie Mellor, Fortune, 5 May 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'overpressure.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1644, in the meaning defined above

Time Traveler
The first known use of overpressure was in 1644

Dictionary Entries Near overpressure

Cite this Entry

“Overpressure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overpressure. Accessed 21 May. 2024.

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