Definition of polar star in English:

polar star

noun

Astronomy

A star at or close to a celestial pole, especially the Pole Star.
〔天文〕北极星，极星
Alpha Draconis used to be the north polar star
Example sentencesExamples
- 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.

Definition of polar star in US English:

polar star

noun

Astronomy

A star at or close to a celestial pole, especially Polaris.
〔天文〕北极星，极星
Alpha Draconis used to be the north polar star
Example sentencesExamples
- Yes, that's the first thing, like the Big Dipper here, the North polar star.
- The queen, however, is as constant as the polar star, and it is that continuity, stability and dignity which Britons are now celebrating.
- These 38 stars were the 36 ‘fundamental stars’ of Maskelyne together with two further polar stars.

单词	polar star
释义	Definition of polar star in English: polar star noun Astronomy A star at or close to a celestial pole, especially the Pole Star. 〔天文〕北极星，极星 Alpha Draconis used to be the north polar star Example sentencesExamples 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. Definition of polar star in US English: polar star noun Astronomy A star at or close to a celestial pole, especially Polaris. 〔天文〕北极星，极星 Alpha Draconis used to be the north polar star Example sentencesExamples Yes, that's the first thing, like the Big Dipper here, the North polar star. The queen, however, is as constant as the polar star, and it is that continuity, stability and dignity which Britons are now celebrating. These 38 stars were the 36 ‘fundamental stars’ of Maskelyne together with two further polar stars.
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