| 单词 | meridian ring |
| 释义 | > as lemmasmeridian ring meridian ring n. †(a) = meridian n. 3c (obsolete); (b) a graduated ring serving as a sundial or used to measure the altitude of the sun at midday. ΘΚΠ the world > time > instruments for measuring time > [noun] > sundial chilindrec1386 dialc1425 sundial1555 clocka1562 cylinder1593 horoscope1623 compass-dial1632 moon dial1664 ring dial1667 heliotrope1669 pole-dial1669 sciatheric1682 spot dial1687 polar dial1688 sun clock1737 meridian ring1839 solarium1842 journey-ring1877 scratch dial1914 1839 Southern Literary Messenger 5 442/1 I made a globe..out of a piece of wood; which ball I covered with paper, and delineated a map of the world upon it; made the meridian ring and horizon of wood, covered them with paper, and graduated them. 1867 Notes & Queries 11 May 381/2 Some years since I became possessed of a brass ring, about an inch and a half in diameter, which I was told was a meridian ring, and that at some period they were used as a means of ascertaining the time. 1987 J. A. Bennett Divided Circle i. 17 There was a meridian ring of 2.5 m diameter and an armillary sphere with a diameter of 3.2 m. < as lemmas |
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