Definition of Sidereal
relating to distant stars, planets, or constellations
Examples of Sidereal in a sentence
The scientist’s calculations were based on sidereal time, which was related to the earth’s rotation around fixed planets. 🔊
A sidereal astrologist pandered the crowd, trying to convince skeptics that the events of their lives were related to the positions of distant stars. 🔊
Because the Earth’s sidereal day represents the time taken by the earth to rotate on its axis relative to the stars, it is four minutes shorter than the solar day. 🔊
Each sidereal year is measured by looking at the position of the sun relative to the stars. 🔊
Western astrology is based on topical measurements while Hindu fortune-telling uses a sidereal chart based on other fixed stars. 🔊
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