polar star
UKpoulərstɑːr
ریشه و کاربرد
ریشه
The term 'polar' refers to the star's location near the North Pole. 'Star' refers to the celestial object.
مثال
- Sailors have long relied on the polar star for navigation at sea.
- The position of the polar star in the night sky indicates the direction of true north.
- The polar star is part of the constellation Ursa Minor.
تعریف انگلیسی
noun
- the brightest star in Ursa Minor; at the end of the handle of the Little Dipper; the northern axis of the earth points toward it
مترادفها
See polestar.