Arctic Oscillation
noun
climatology
: the recurring movement of high pressure systems in the atmosphere from the middle latitudes to the polar latitudes and back
—abbreviation AO
compare north atlantic oscillation, southern oscillation
Examples of Arctic Oscillation in a Sentence
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This can happen when that Arctic Oscillation — a seesawing pattern of air pressure and atmospheric circulation anomalies — dips into what scientists call its negative mode.
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Tom Yulsman, Discover Magazine, 17 Apr. 2021
This relative coolness was partially the result of a strong negative Arctic Oscillation (AO) during the first half of the month.
—Todd Nelson, Star Tribune, 13 Mar. 2021
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Tom Yulsman, Discover Magazine, 17 Apr. 2021
This relative coolness was partially the result of a strong negative Arctic Oscillation (AO) during the first half of the month.
—Todd Nelson, Star Tribune, 13 Mar. 2021
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“Arctic Oscillation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Arctic%20Oscillation. Accessed 22 Dec. 2024.
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