something that serves as a guiding principle.
something that is the center of attention or attraction.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use polestar in a sentence
With this last link in a strange chain of evidence I close my diary of the voyage of the polestar.The Dealings of Captain Sharkey | A. Conan Doyle
So that could well be the "polestar" standing needle slim behind them—and not the notorious "Solar Queen."Plague Ship | Andre Norton
It is the polestar of their system, and everything else has been subject to its influence.
At night fix the dial so that the twelve o'clock line points exactly to north, as determined by the polestar.Boy Scouts Handbook | Boy Scouts of America
The polestar, which you tell me may be my guide, is often for a long time concealed by impenetrable clouds.Three Prize Essays on American Slavery | R. B. Thurston
British Dictionary definitions for pole star (1 of 2)
a guiding principle, rule, standard, etc
British Dictionary definitions for Pole Star (2 of 2)
the Pole Star 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