Course, onward movement, esp. of a celestial object; (also) rapid movement, running, esp. of a person.
| 单词 | θ225 |
| 释义 | the world > the universe > heavenly body > movement of heavenly bodies > [noun] > movement in orbit > orbit (21) runeeOE Course, onward movement, esp. of a celestial object; (also) rapid movement, running, esp. of a person. circlea1530 Now: the orbit of a planet or other body. cycle1631 Astronomy. A circle or orbit in the heavens. orbit1649 Astronomy. The regularly repeated, typically elliptical course of a celestial object, satellite, spacecraft, etc., around a more massive body (as… orb1733 Astronomy. The orbit of a planet or other celestial object; (also) the plane of the orbit. Also figurative. Obsolete. Subcategories:— centric (1) — eccentric (3) — diurnal circle (4) — parts of orbit (8) |
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