polarcap

polarcap
polar cap n.
1.
a. Either of the regions around the poles of the earth that are permanently covered with ice.
b. A high-altitude icecap.
2. Astronomy. Either of the regions around the poles of Mars that are covered with frozen carbon dioxide and water.

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Universalium. 2010.

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  • Polar wind — is the permanent outflow of ionization from the polar regions of the magnetosphere. [http://amsglossary.allenpress.com/glossary/browse?s=p p=43 AMS Glossary] ] Ionospheric Plasma SourceThe ‘ground state’ of the ionosphere consists of the baseline …   Wikipedia

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