polar star

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Noun polar star has 1 sense

Polaris, North Star, pole star, polar star, polestar - the brightest star in Ursa Minor; at the end of the handle of the little dipper; the northern axis of the earth points toward it
--₁ is a kind of variable star, variable; lodestar, loadstar
--₁ is a member of Little Bear, Ursa Minor; Little Dipper, Dipper

polar climate zone polar coordinate polar front polar glacier polar hare polar molecule polar opposition polar solvent polar star polar zone polarimeter polaris polarisation polariscope polarise polarised polarities

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