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barometric pressure
noun
: the pressure of the atmosphere usually expressed in terms of the height of a column of mercury
Examples of barometric pressure in a Sentence
Recent Examples on the Web
These storms usually batter the coastal states and occur when a storm rapidly intensifies, and its central barometric pressure drops at least 24 millibars in 24 hours.
—Joyce Orlando, The Tennessean, 19 Nov. 2024
This summer, Martin and his colleagues presented a study that reviewed over 70,000 daily diary records of 660 migraine patients and cross-referenced them with regional weather data, such as wind speed, temperature, humidity, and barometric pressure.
—Grace Browne, WIRED, 20 Sep. 2024
Sudden barometric pressure changes during tropical systems can cause sinus pressure, resulting in a chemical imbalance and headache.
—Taylor Wilson, USA TODAY, 10 Aug. 2024
And the barometric pressure changes, so your body feels all wrong so quickly.
—Rachel Handler, Vulture, 19 July 2024
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Word History
First Known Use
1804, in the meaning defined above
Time Traveler
The first known use of barometric pressure was
in 1804
Dictionary Entries Near barometric pressure
Cite this Entry
“Barometric pressure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/barometric%20pressure. Accessed 15 Jan. 2025.
Kids Definition
barometric pressure
noun
: the pressure of the atmosphere usually expressed as the height of a column of mercury
More from Merriam-Webster on barometric pressure
Britannica.com: Encyclopedia article about barometric pressure
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