Sidereal
Definition of Sidereal
Si`de´re`al a. | 1. | Relating to the stars; starry; astral; as, sidereal astronomy. | | 2. | (Astron.) Measuring by the apparent motion of the stars; designated, marked out, or accompanied, by a return to the same position in respect to the stars; as, the sidereal revolution of a planet; a sidereal day.Sideral time | time as reckoned by sideral days, or, taking the sidereal day as the unit, the time elapsed since a transit of the vernal equinox, reckoned in parts of a sidereal day. This is, strictly, apparent sidereal time, mean sidereal time being reckoned from the transit, not of the true, but of the mean, equinoctial point. |
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Related Words
Cynthian, anagalactic, asteroidal, astral, astrologic, astrologistic, astrologous, astronomic, astrophysical, celestial, circumplanetary, cislunar, empyreal, empyrean, equinoctial, extragalactic, galactic, heavenly, heliacal, intercosmic, interplanetary, intersidereal, interstellar, lunar, lunary, lunate, lunular, lunulate, meteoric, meteoritic, nebular, nebulose, nebulous, planetal, planetarian, planetary, planetesimal, semilunar, solar, sphery, star-spangled, star-studded, starry, stellar, stellary, terrestrial, uranic, zodiacal
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Browse
Side slip Side-bar rule Side-chain theory Side-slip Side-taking Side-wheel Sideboard Sidebone Sided Sideflash Sidehill Sideline Sideling Sidelong Sidepiece Sider Sideral Sideral time Siderated Sideration -Sidereal- Sidereal clock Sidereal day Sidereal hour Sidereal time Sidereal year Siderealize Sidereous Siderite Siderographic Siderographist Siderography Siderolite Sideromancy Sideroscope Siderosis Siderostat Sideroxylon Sidesaddle Sidesaddle flower Sidesman
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