Sidereal
[saɪ'dɪərɪəl] or [saɪ'dɪrɪəl]
Definition
(adj.) (of divisions of time) determined by daily motion of the stars; 'sidereal time' .
(adj.) of or relating to the stars or constellations; 'sidereal bodies'; 'the sidereal system' .
Checked by Dale--From WordNet
Definition
(a.) Relating to the stars; starry; astral; as, sidereal astronomy.
(a.) 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.
Edited by Jeffrey
Synonyms and Synonymous
a. Starry, stellar, astral.
Inputed by Betty
Synonyms and Antonyms
SYN:Astral, heavenly, starry, celestial
ANT:terrestrial, terrene, earthly
Editor: Ronda
Definition
adj. relating to a star or stars: starry: (astron.) measured by the apparent motion of the stars.—adj. Sid′eral (Milt.) relating to the stars: baleful from astrology.—n. Siderā′tion a sudden deprivation of sense as a stroke of apoplexy: a blast of plants.—Sidereal day the time between two successive upper culminations of a fixed star or of the vernal equinox shorter than a solar day; Sidereal year (see Year).
Typed by Eliza