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.

  • 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

/pəˈlɑːrɪs/