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sea-level pressure

American  
[see-lev-uhl] / ˈsiˌlɛv əl /

noun

  1. the atmospheric pressure, at any elevation, reduced by formula to a value approximating the pressure at sea level.


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.

Unstable at normal sea-level pressure and temperatures, gas hydrates can be dangerously explosive as temperatures rise.

From Seattle Times

An observer in Antigua reported a sea-level pressure reading of 27.2 inches.

From Washington Post

Low sea-level pressure and favorable wind conditions also helped.

From Scientific American

A phenomenon called the El Nino-Southern Oscillation has precipitated widespread changes in sea-level pressure across Indonesia, Australasia and the tropical Pacific.

From BBC

But the first quarter was 15 percent warmer than usual as the jet stream shifted north and changed the North Atlantic Oscillation, which measures surface sea-level pressure differences, from negative to positive.

From Reuters