(a) Astronomy. The great circle of the celestial sphere which passes through the celestial poles and the zenith of a given place on the earth's…
| 单词 | θ42 |
| 释义 | the world > the universe > celestial sphere > circle of celestial sphere > [noun] > great circle > hour circle > meridian (5) meridian1594 (a) Astronomy. The great circle of the celestial sphere which passes through the celestial poles and the zenith of a given place on the earth's… mid-heaven1594 Astrology and (formerly) Astronomy. The point at which a celestial body (usually the sun, the moon, or a planet), or an identifiable point of the… middle line1595 The meridian (or its continuation below the horizon). Also: an equator, spec. the celestial equator or equinoctial. Obsolete. Subcategories:— superior (1) — inferior (1) |
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