Sidereal

[saɪ'dɪərɪəl] or [saɪ'dɪrɪəl]

解釋/意思:

(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' .

黛尔編輯--From WordNet

解釋/意思:

(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.

杰弗里校對

同義詞及近義詞：

a. Starry, stellar, astral.

贝蒂整理

同義詞及反義詞：

SYN:Astral, heavenly, starry, celestial

ANT:terrestrial, terrene, earthly

編輯:朗达

解釋/意思:

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).

伊莱扎錄入