北ほっ極きょく星せい

noun

Polaris; the North Star; Alpha Ursae Minoris

Astronomical name for the star Polaris, commonly called the North Star. Used in both scientific and everyday contexts.

See also: ポラリス

• 北ほっ極きょく星せいはほとんど動うごかないので、昔むかしから航こう海かいの目め印じるしにされてきた。

  Because Polaris barely moves, it has been used as a navigational marker since ancient times.