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Pole Star

1

noun

  1. the star closest to the N celestial pole at any particular time. At present this is Polaris, but it will eventually be replaced by some other star owing to precession of the earth's axis

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


pole star

2

noun

  1. a guiding principle, rule, standard, etc

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

His wife and daughter’s troubled relationship is the novel’s pole star: “Flashlight” is less about the absent Serk than the omnipresent, annoying Anne.

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“So you can find a composition where Polaris is in the shot, and you’ll get concentric rings, or if you move 90 degrees left or right to the pole star, then there’s a diagonal line that’s called the celestial equator.”

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You can identify the pole star by looking directly north and locating a star that hangs distinctly by itself.

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To find it, Massey suggests first searching for the pole star, which is always in the same place in the sky.

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You can then use free planetarium software online to determine where the comet will be moving in relation to the pole star on the night you're looking at it.

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polestarpole vault