antarctic circle
noun
often capitalized A&C
: the parallel of latitude that is approximately 66¹/₂ degrees south of the equator and that circumscribes the southern frigid zone
Dictionary Entries Near antarctic circle
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“Antarctic circle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antarctic%20circle. Accessed 26 Dec. 2024.
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