sidereal en · ADJ
Pronunciation
Etymology
From Latin sīdereus + -al (cf. Latin sīderālis), from sīdus (“star, constellation”), of unknown ultimate origin, likely a substrate language such as Pre-Greek.
Meanings
-
(not-comparable) Of or relating to the stars.
The field of sidereal astronomy, therefore, was virtually untrodden when, shortly after the beginning of his telescopic work, Herschel began his first review of the heavens.
1919, Hector Macpherson, “Chapter V”, in S.Chapman (series editor), editor, Men of Science: Herschel:These fringes of lamplight, struggling up through smoke and thousandfold exhalation, some fathoms into the ancient reign of Night, what thinks Boötes of them, as he leads his Hunting-Dogs over the Zenith in their leash of sidereal fire?
1831, Thomas Carlyle, “Reminiscences”, in Sartor Resartus: The Life and Opinions of Herr Teufelsdröckh. […], London: Chapman and Hall, […], →OCLC, 1st book, page 14:
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(not-comparable) Relating to a measurement of time relative to the position of the stars.
Then, from a sufficient number of observations of synodic periods to give their mean, we obtain the sidereal period, or period with reference to the stars.
1903, Percival Lowell, “Chapter I”, in The Solar System:
- (not-comparable) Relating to a measurement of time relative to the point of the vernal equinox.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| sideral | alternative | lexicographic | |
| sidaereal | alternative | lexicographic |
Deriveds
sidereal table · sidereal rotation period · sidereal orbital period · sidereal period · sidereal astrology · sidereal noon · sidereal second · sidereal hour angle · sidereal month · intersidereal · sidereal pole · sidereal minute · sidereal clock · sidereal time · sidereal hour · sidereal year · sidereal day · sidereal midnight · sidereally · nonsidereal · siderealize
Relateds
Translations (34)
fi tähti- (of or relating to the stars) · bg астрономически (relating to a measurement of time relative to the position of the stars) · pt sidéreo (of or relating to the stars) · lt žvaigždinis (of or relating to the stars) · de siderisch (of or relating to the stars) · cs siderický (relating to a measurement of time relative to the position of the stars) · pl gwiazdowy (relating to a measurement of time relative to the position of the stars) · ja 恒星の (of or relating to the stars) · ga réaltach (relating to a measurement of time relative to the position of the stars) · de siderisch (relating to a measurement of time relative to the position of the stars) · es sidéreo (of or relating to the stars) · pl gwiezdny (of or relating to the stars) · pl syderyczny (of or relating to the stars) · ru звёздный (of or relating to the stars) · fi sideerinen (relating to a measurement of time relative to the position of the stars) · fr sidéral (of or relating to the stars) · ga réaltach (of or relating to the stars) · it siderale (relating to a measurement of time relative to the position of the stars) · ca sideral (relating to a measurement of time relative to the position of the stars) · de Stern- (of or relating to the stars) · th นิรายนะ (relating to a measurement of time relative to the position of the stars) · cmn 恆星的 /恒星的 (of or relating to the stars) · cy serol (of or relating to the stars) · th นิรายนะ (of or relating to the stars) · ko 항성(恒星)의 (of or relating to the stars) · fr sidéral (relating to a measurement of time relative to the position of the stars) · cmn 星的 (of or relating to the stars) · ja 星の (of or relating to the stars) · ca sideral (of or relating to the stars) · it siderale (of or relating to the stars) · ko 별의 (of or relating to the stars) · bg зве́зден (of or relating to the stars) · pt sideral (of or relating to the stars) · pl gwiazdowy (of or relating to the stars)