North Star

noun

Astronomy.

1. Polaris.

North Star

noun

1. another name for Polaris

North Star

1. See Polaris

North Star

1. 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.

Locating the North Star is useful in navigation.

Word History and Origins

Origin of North Star¹

Middle English word dating back to 1350–1400