[poh-lair-is, -lar-, puh-]
Astronomy. the polestar or North Star, a star of the second magnitude situated close to the north pole of the heavens, in the constellation Ursa Minor: the outermost star in the handle of the Little Dipper.
a two-stage U.S. ballistic missile, usually fired from a submerged submarine.
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Polaris | Define Polaris at Dictionary.com
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Polaris definition, Astronomy. the polestar or North Star, a star of the second
magnitude situated close to the north pole of the heavens, in the constellation
Polaris, designated Alpha Ursae Minoris commonly the North Star or Pole Star, is
the brightest .... Only twice during every sidereal day does Polaris accurately
define the true north azimuth; the re...
2A type of submarine-launched ballistic missile designed to carry nuclear
warheads, formerly in service with the US and British navies.
Define Polaris: north star. ... See words that rhyme with Polaris Spanish Central:
Translation of Polaris Nglish: Translation of Polaris for Spanish speakers ...
A star located at the end of the handle of the Little Dipper, in the constellation
Ursa Minor, approximately 408 light years from Earth, and almost at the north ...
a binary Cepheid variable, the brightest star in the constellation Ursa Minor;
North Star; Pole Star: magnitude, 1.97: used for navigation, since it is the closest
May 24, 2016 ... The entire northern sky wheels around Polaris. Some assume it's the brightest
star in the sky. In fact, Polaris ranks only 50th in brightness.