barometric pressure

noun

|Updated on: 21 Jul 2018

Definition of barometric pressure

: the pressure of the atmosphere usually expressed in terms of the height of a column of mercury

See barometric pressure defined for kids

Recent Examples of barometric pressure from the Web

Only when the bees get anxious because there’s a barometric pressure drop, which means that rain is coming.

— bethany ao, Philly.com, "Philly millennials are buzzing about beekeeping," 11 July 2018
The money will support growth and for further development of Truepic’s technology, which employs location, date and time, image examination -- even barometric pressure readings from smartphone sensors -- to figure out whether photos are real.

— mike freeman, sandiegouniontribune.com, "Truepic raises $8 million to help flag bogus online photos for Reddit," 22 June 2018
Those that live in water face damage from waves, silt and sand (though sharks, like birds, sense changes in barometric pressure and evacuate).

— anna diamond, Smithsonian, "How Come U.S. Currency Never Changes Its Face and More Questions From Our Readers," 25 May 2018
There are numerous weather instruments available that provide continuous readings of barometric pressure, temperature, humidity and dew point, rainfall and wind.

— tom skilling, chicagotribune.com, "Ask Tom: What's a great gift for weather lover?," 15 May 2018
The odor has been particularly strong when the barometric pressure is low.

— jesse leavenworth, Courant Community, "Work At Manchester Dump Meant To Curb Stink," 11 May 2018
So what gives? Electrified Dropping barometric pressure—which dogs can sense—coupled with darkening skies, wind, and the sheer noise of thunder can cause fearful reactions in dogs.

— National Geographic, "Why Your Dog Freaks Out During Thunderstorms—And What to Do," 28 Apr. 2018
The storm rapidly strengthened from early Monday to early Tuesday and underwent bombogenesis — caused when plunging barometric pressure deeply intensifies a storm, AccuWeather said.

— john bacon, USA TODAY, "'Whiteout': Third brutal winter storm blasts New England," 13 Mar. 2018
That change in barometric pressure might be a trigger to start labor.

— margeaux sippell, BostonGlobe.com, "Can nor’easters induce labor?," 21 Mar. 2018

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.