polar front
noun
: the boundary between the cold air of a polar region and the warmer air of lower latitudes
Examples of polar front in a Sentence
Recent Examples on the Web
The polar front arrives Monday night bringing in falling temps, strong N winds, & snow.
—
Josh Hammer, Newsweek, 14 Feb. 2025
Meanwhile, Floridians also were hit by an arctic polar front over the weekend that dropped temperatures below freezing in some areas.
—Josh Hammer, Newsweek, 3 Dec. 2024
This sudden mid-air jolt is caused by wind shear created by the jet stream, specifically the polar front jet stream in northern latitudes.
—Darren Orf, Popular Mechanics, 5 Sep. 2023
The difference in temperatures across the planet—hot at the equator and cold at the poles—causes enormous low-pressure systems and polar fronts, resulting in seasonal windstorms.
—Joe Pappalardo, Popular Mechanics, 8 May 2023
Then a big change will be felt in the temperature department across the state as the combination of Nicole’s circulation and a polar front bring down much cooler air into the state starting on Friday and lasting into the weekend.
—Leigh Morgan, al, 9 Nov. 2022
And those anomalous years offer a preview of how the Southern Ocean is expected to warm in the coming decades, steadily shifting the polar front farther south.
—Eli Kintisch, Science | AAAS, 19 Mar. 2020
The polar front doesn’t stay in the same place every year.
—Eli Kintisch, Science | AAAS, 19 Mar. 2020
Adult penguins take turns to forage for food, traveling hundreds of miles to reach the Antarctic polar front—a nutrient-rich stretch of ocean where cold deep water meets warmer patches.
—Julissa Treviño, Smithsonian, 1 Mar. 2018
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Josh Hammer, Newsweek, 14 Feb. 2025
Meanwhile, Floridians also were hit by an arctic polar front over the weekend that dropped temperatures below freezing in some areas.
—Josh Hammer, Newsweek, 3 Dec. 2024
This sudden mid-air jolt is caused by wind shear created by the jet stream, specifically the polar front jet stream in northern latitudes.
—Darren Orf, Popular Mechanics, 5 Sep. 2023
The difference in temperatures across the planet—hot at the equator and cold at the poles—causes enormous low-pressure systems and polar fronts, resulting in seasonal windstorms.
—Joe Pappalardo, Popular Mechanics, 8 May 2023
Then a big change will be felt in the temperature department across the state as the combination of Nicole’s circulation and a polar front bring down much cooler air into the state starting on Friday and lasting into the weekend.
—Leigh Morgan, al, 9 Nov. 2022
And those anomalous years offer a preview of how the Southern Ocean is expected to warm in the coming decades, steadily shifting the polar front farther south.
—Eli Kintisch, Science | AAAS, 19 Mar. 2020
The polar front doesn’t stay in the same place every year.
—Eli Kintisch, Science | AAAS, 19 Mar. 2020
Adult penguins take turns to forage for food, traveling hundreds of miles to reach the Antarctic polar front—a nutrient-rich stretch of ocean where cold deep water meets warmer patches.
—Julissa Treviño, Smithsonian, 1 Mar. 2018
Cite this Entry
“Polar front.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polar%20front. Accessed 4 Mar. 2025.
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