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1. See Polaris.
2. A guiding principle.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
2. something that serves as a guiding principle.
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|Noun||1.||polestar - the brightest star in Ursa Minor; at the end of the handle of the Little Dipper; the northern axis of the earth points toward it|
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