Definition of Polaris in English:
Polaris
proper nounpəˈlɑːrɪspəˈlɛrəs
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'.
Definition of Polaris in US English:
Polaris
proper nounpəˈlerəspəˈlɛrəs
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’.