Definition of Polaris in English:

Polaris

proper noun

  • 1Astronomy
    A fairly bright star located within one degree of the celestial north pole, in the constellation Ursa Minor. It is a triple star, the bright component of which is a cepheid variable.

    Also called North Star, Pole Star
  • 2A type of submarine-launched ballistic missile designed to carry nuclear warheads, formerly in service with the US and British navies.

Origin

Mid 19th century: from medieval Latin polaris ‘heavenly’, from Latin polus ‘end of an axis’.

Pronunciation

Polaris

/pəˈlerəs//pəˈlɛrəs/