Definition of barometric pressure
: the pressure of the atmosphere usually expressed in terms of the height of a column of mercury
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Recent Examples of barometric pressure from the Web
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That change in barometric pressure might be a trigger to start labor.
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One expert, Elaine Husni, director of Cleveland Clinic’s Arthritis and Musculoskeletal Center, explains the effects of barometric pressure and why these aches and pains could be telling.
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Dear Tom, Last week, WGN-TV meteorologist Demetrius Ivory stated that during the big nor'easter, the storm's central barometric pressure dropped 24 millibars in 24 hours.
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Bombogenesis is said to occur when a storm's central barometric pressure drops at least 24 millibars in 24 hours.
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Joints, particularly arthritic ones, grow achy in the extreme cold, possibly because the low barometric pressure causes tissues to swell.
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Fluctuations in barometric pressure are thought to trigger headaches or migraine in some sufferers, and certain winter storms bring sudden, drastic drops in pressure.
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Other studies have looked at whether an increase in humidity, rainfall or barometric pressure can bring on pain, but never with as much data as in this newest study, in BMJ.
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Time reports that fish are sensitive to barometric pressure, which drops when a hurricane crashes througth.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'barometric pressure.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of barometric pressure
1804
Learn More about barometric pressure
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Britannica.com: Encyclopedia article about barometric pressure
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