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overpressure

[oh-ver-presh-er]
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noun
  1. pressure in excess of normal atmospheric pressure, as that caused by an explosion's shock wave or created in an accelerating airplane.
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verb (used with object), o·ver·pres·sured, o·ver·pres·sur·ing.
  1. to cause or expose to overpressure.
  2. to make undue demands on by a regimen, work load, etc.: students overpressured with heavy academic schedules.
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Origin of overpressure

First recorded in 1635–45; over- + pressure
Related formso·ver·pres·sur·i·za·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for overpressurization

overpressure

noun
  1. the blast effect of a nuclear weapon expressed as an amount of pressure greater than normal barometric pressure
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012