north star

north star

noun Astronomy.

  1. Polaris.


  1. the North Star another name for Polaris (def. 1)

n.“Pole Star, Polaris,” Middle English norþe sterre (late 14c.); cf. Middle Dutch noirdstern, German nordstern.

  1. See Polaris.

A star positioned along the line in space that includes the axis (see also axis) of rotation of the Earth. For this reason, the star does not appear to move in the sky, but remains fixed above the North Pole.

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