As used in this chapter, the term “Arctic” means all United States and foreign territory north of the Arctic Circle and all United States territory north and west of the boundary formed by the Porcupine, Yukon, and Kuskokwim Rivers; all contiguous seas, including the Arctic Ocean and the Beaufort, Bering, and Chukchi Seas; and the Aleutian chain. It is approximately 1,650 miles from the North Pole. Experts define the Arctic region as the area above the Arctic Circle, which is an imaginary line circling the globe at 66° 34' N of the Equator. The Arctic Circle is one of the five major circles of latitude that mark maps of the Earth. Information and translations of arctic circle in the most comprehensive dictionary definitions resource on the web. The Arctic Circle’s latitude depends on the Earth’s axial tilt, which means it’s position is not fixed. Arctic Circle definition: [alsoa- c-] an imaginary circle parallel to the equator, c. 66°34? Arctic Circle Definition: The Arctic Circle is the invisible circle of latitude on the earth's surface at 66°33' north, marking the southern limit of the area where the sun does not rise on the winter solstice or set on the summer solstice - a geographic ring crowning the globe. What does arctic circle mean? Definition of arctic circle in the Definitions.net dictionary. Meaning of arctic circle. As a result, the Arctic Circle … The Earth’s axial tilt fluctuates within 2 degrees over a 40,000 year period. But other people use different definitions when talking about the Arctic. Arctic Circle. What does arctic circle mean? Learn more. Information and translations of arctic circle in the most comprehensive dictionary definitions resource on the web. the Arctic Circle definition: 1. an imaginary line around the earth at approximately 70° north 2. an imaginary line around the…. Meaning of arctic circle. This is the parallel of latitude that (in 2000) runs 66.56083 degrees north of the Equator. Definition of arctic circle in the Definitions.net dictionary. The Arctic Circle is one of the five major circles of latitude that mark maps of the Earth.For Epoch 2012, it is the parallel of latitude that runs 66° 33′ 44″ (or 66.5622°)  north of the Equator.. Arctic Circle synonyms, Arctic Circle pronunciation, Arctic Circle translation, English dictionary definition of Arctic Circle. This fluctuation is present because of tidal forces resulting from the orbit of the moon. Key definitions of the Arctic region are based on the Arctic Circle, temperatures, the Arctic tree line, and political and cultural surroundings. Arctic Circle definition: The Arctic Circle is an imaginary line drawn around the northern part of the world at... | Meaning, pronunciation, translations and examples At lower latitudes, but north of the Arctic Circle, the duration of continuous day and night are shorter.
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