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negative pressure

American  
[neg-uh-tiv presh-er] / ˈnɛg ə tɪv ˈprɛʃ ər /

noun

  1. a level of pressure below the surrounding atmospheric pressure.


negative pressure Scientific  
  1. See under pressure


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Derived Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

You still wouldn’t find anything like them on Airbnb; the floors are entirely seamless—no cracks for a virus to hide in—and the air is continually swapped out using negative pressure systems.

From Slate • May 14, 2026

It looks like a hotel, except the airflow in each room is designed to be negative pressure, which can help prevent contaminated air from leaving the room.

From MarketWatch • May 12, 2026

“The impact varies depending on gearing and interest rate hedges already in place, with some stocks facing more negative pressure in FY 2028 as swaps roll off,” analyst Simon Chan says.

From The Wall Street Journal • Apr. 21, 2026

That, in turn, can lead to forced selling, which puts additional negative pressure on the asset’s price.

From Barron's • Nov. 21, 2025

C. Long duration of the positive pressure pulse and consequent small effect of the negative pressure, or suction, phase.

From The Atomic Bombings of Hiroshima and Nagasaki by United States. Army. Corps of Engineers. Manhattan District

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