The celestial sphere or firmament, or one of the spheres of the planets, etc. in the ancient astronomy, regarded as revolving like a wheel. Obsolete…
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| 单词 | θ156 |
| 释义 | the world > the universe > celestial sphere > [noun] (35) wheelc1175 The celestial sphere or firmament, or one of the spheres of the planets, etc. in the ancient astronomy, regarded as revolving like a wheel. Obsolete… spherea1300 The apparent outward limit of space, conceived as a hollow globe enclosing (and at all points equidistant from) the earth; the visible vault of… concavity1483 A concave surface or side, a hollow vault; each of the hollow ‘spheres’ of ancient astronomy. Subcategories:— parallel sphere (1) — oblique sphere (1) — right sphere (2) — axis (3) — pole (11) — zenith (9) — opposite point (5) |
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