Polaris
WordNet
noun
(1) 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
WiktionaryText
Proper noun
- The pole star, a trinary star in the constellation Ursa Minor that currently lies close to the north celestial pole; Alpha (α) Ursae Minoris
- A type of U.S. ballistic missile, capable of carrying a nuclear warhead and designed to be launched from a submarine.