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Polaris    音標拼音: [pol'ɛrəs]
n. 北極星

北極星

Polaris
n 1: 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 [synonym: {Polaris}, {North Star}, {pole star},
{polar star}, {polestar}]

North \North\, a.
Lying toward the north; situated at the north, or in a
northern direction from the point of observation or
reckoning; proceeding toward the north, or coming from the
north.
[1913 Webster]

{North following}. See {Following}, a., 2.

{North pole}, that point in the heavens, or on the earth,
ninety degrees from the equator toward the north.

{North preceding}. See {Following}, a., 2.

{North star}, the star toward which the north pole of the
earth very nearly points, and which accordingly seems
fixed and immovable in the sky. The star [alpha] (alpha)
of the Little Bear, is our present north star, being
distant from the pole about 1[deg] 25', and from year to
year approaching slowly nearer to it. It is called also
{Cynosura}, {polestar}, and by astronomers, {Polaris}.
[1913 Webster]


Polaris \Po*la"ris\, n. [NL. See {Polar}.] (Astron.)
The polestar. See {North star}, under {North}.
[1913 Webster]

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