Definition of polar star in English:

polar star

Line breaks: polar star

noun

Astronomy
A star at or close to a celestial pole, especially the Pole Star: Alpha Draconis used to be the north polar star
More example sentences
  • Yes, that's the first thing, like the Big Dipper here, the North polar star.
  • These 38 stars were the 36 ‘fundamental stars’ of Maskelyne together with two further polar stars.
  • The queen, however, is as constant as the polar star, and it is that continuity, stability and dignity which Britons are now celebrating.

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Word of the day setose
Pronunciation: ˈsēˌtōs
adjective
bearing bristles or setae; bristly