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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


Other Word Forms

  • negative-pressure adjective

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.

Much of the frying process occurs under negative pressure, which increases the tendency for oil to be pulled into the food.

From Science Daily • Apr. 2, 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

"These men are coming from this, and there's so much negative pressure on them - how could you expect them to be stable emotionally?"

From BBC • Jun. 20, 2025

“The most popular cupping technique utilizes a negative pressure soft tissue treatment using suction to manipulate the skin and underlying tissue.”

From Salon • Aug. 10, 2024

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