Pole Star
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- Astronomy a fairly bright star located within one degree of the celestial north pole, in the constellation Ursa Minor. It is a double star, the bright component of which is a cepheid variable
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pole star
as noun figurative a thing or principle that guides or attracts people〈喻〉指引, 指导原则, 指南; 有吸引力的东西：the shop is a pole star for both actual and armchair travellers.
这家商店指引着真正旅行者和足不出户的幻想旅行者。