A map, chart, or scale formed by the projection of a sphere, or part of one, on a plane; a representation of a hemisphere of the earth, the sky, or…
| 单词 | θ1502 |
| 释义 | the world > the universe > cosmology > science of observation > astronomical instruments > [noun] > astrolabe > planisphere (4) planispherea1393 A map, chart, or scale formed by the projection of a sphere, or part of one, on a plane; a representation of a hemisphere of the earth, the sky, or… analem1635 = analemma, n. 2. analemma1667 An instrument or part constructed on the basis of the analemma projection. star-wheel1982 A device used to determine the position and visibility of the stars at a given time and date, typically composed of a circular star chart overlaid… |
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