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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Side slip
Side-bar rule
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Sider
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Siderated
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-Sidereal-
Sidereal clock
Sidereal day
Sidereal hour
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Siderealize
Sidereous
Siderite
Siderographic
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Siderography
Siderolite
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Siderostat
Sideroxylon
Sidesaddle
Sidesaddle flower
Sidesman
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