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Definition of "overpressure" []

  • A transient air pressure, such as the shock wave from an explosion, that is greater than the surrounding atmospheric pressure. (noun)
  • To cause or subject to overpressure. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "overpressure" in a sentence
  • "In addition to heavy air filters, the M-1A1s are equipped with "overpressure" -- positive air pressure inside the tanks that would keep contaminated air out in the event they are holed during a CW bombardment."
  • ""overpressure" effect caused by using grenades indoors or at close range."
  • "A liquid fueled booster whose thrust you cut by engine shutdown during ascent abort, or whose structural failure and fireball on the pad takes a second to happen, is a lot easier than a solid booster which can just out and out mechanically explode from overpressure on the pad and which won't stop thrust on ascent, therefore requiring more energy to get away from."