Polaris

[poh-lair-is, -lar-, puh-]

noun

1. 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.

2. a two-stage U.S. ballistic missile, usually fired from a submerged submarine.

Polaris

/ pəˈlɑːrɪs /

noun

1. Also called: the Pole Star.  the North Star. the brightest star in the constellation Ursa Minor, situated slightly less than 1° from the north celestial pole. It is a Cepheid variable, with a period of four days. Visual magnitude: 2.08–2.17; spectral type: F8Ib

2. 1. a type of US two-stage intermediate-range ballistic missile, usually fired by a submerged submarine

   2. ( as modifier )

      a Polaris submarine

Polaris

1. A bright star at the end of the handle of the Little Dipper in the constellation Ursa Minor. Polaris is 1° from the north celestial pole, and it remains in the same location in the sky all year, making it a useful navigation tool. Polaris is actually a double star with a faint companion star and has an apparent magnitude of 2.04. Also called North Star. Scientific name: Alpha Ursae Minoris.

Word History and Origins

Origin of Polaris¹

1955–60; short for Medieval Latin stella polāris polar star

Word History and Origins

Origin of Polaris¹

shortened from Medieval Latin stella polāris polar star

Example Sentences

Polaris shares jump after the company announces its exit from the motorcycle business by selling its Indian brand.

Read more on Barron's

Polaris plans to separate its Indian Motorcycle business, selling a majority stake to Carolwood, aiming to improve Ebitda by $50 million annually.

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Polaris Chief Executive Mike Speetzen said the sale would let the Minnesota-based manufacturer focus on the parts of its business that have the most potential for growth.

Read more on The Wall Street Journal

A new lease agreement with CoreWeave for 150 megawatts at Polaris Forge 1 fully leases the North Dakota campus.

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Delta One and United’s premium offering Polaris are signs that U.S. airlines are catching up with their own premium products, Syth said, which also reflects a growing demand.

Read more on Los Angeles Times