A model showing the motions of the planets; an orrery. Obsolete.
| 单词 | θ1483 |
| 释义 | the world > the universe > cosmology > science of observation > astronomical instruments > representational device > [noun] > mechanical > orrery (6) heaven1600 A model showing the motions of the planets; an orrery. Obsolete. orrery1713 A mechanical model, usually clockwork, devised to represent the motions of the earth and moon (and sometimes also the planets) around the sun. planetarium1734 An orrery or similar mechanical model illustrating the movements of the planets around the sun. Now historical. transitarium1761 A device used for illustrating the geometry of the transit of Venus or Mercury across the sun's disk, invented by British peer and amateur… tellurion1763 A mechanical model, typically clockwork, illustrating the effect of the earth's diurnal rotation, annual revolution, and obliquity of axis in… eidouraniona1800 The name given to a mechanical contrivance for representing the motions of the heavenly bodies; cf. orrery, n. |
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