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siderealenUK
si·de·re·al S0389900 (sī-dîr′ē-əl)adj.1. Of, relating to, or concerned with the stars or constellations; stellar.2. Measured or determined by means of the apparent daily motion of the stars: sidereal time.
[From Latin sīdereus, from sīdus, sīder-, constellation, star.]sidereal (saɪˈdɪərɪəl) adj1. (Astronomy) of, relating to, or involving the stars2. (Astronomy) determined with reference to one or more stars: the sidereal day. [C17: from Latin sīdereus, from sīdus a star, a constellation] siˈdereally advsi•de•re•al (saɪˈdɪər i əl)
adj. 1. determined by or from the stars. 2. of or pertaining to the stars. [1625–35; < Latin sīdere(us) <sīder-, s. of sīdus star, constellation + al1] si•de′re•al•ly, adv. si·de·re·al (sī-dîr′ē-əl)1. Relating to the stars or constellations.2. Measured by means of the apparent daily motion of the stars: sidereal time.Thesaurus| Adj. | 1. | sidereal - of or relating to the stars or constellations; "sidereal bodies"; "the sidereal system" | | 2. | sidereal - (of divisions of time) determined by daily motion of the stars; "sidereal time"civil - (of divisions of time) legally recognized in ordinary affairs of life; "the civil calendar"; "a civil day begins at mean midnight" |
TranslationssiderealenUK
sidereal1. of, relating to, or involving the stars 2. determined with reference to one or more stars sidereal (sÿ-deer -ee-ăl) Relating to or measured or determined with reference to the stars.sidereal[sī′dir·ē·əl] (astronomy) Referring to a quantity, such as time, to indicate that it is measured in relation to the apparent motion or position of the stars. siderealOf or pertaining to the stars. Although sidereal generally refers to the stars and tropical to the vernal equinox, sidereal time and the sidereal day are based upon the position of the vernal equinox relative to the meridian. The sidereal year is based upon the stars.siderealenUK
Related to sidereal: sidereal day, sidereal year, sidereal time, Sidereal astrologyAntonyms for siderealadj (of divisions of time) determined by daily motion of the starsAntonyms |