Definition of sidereal period in English:

sidereal period

noun

Astronomy

The period of revolution of one body about another with respect to the distant stars.
〔天文〕恒星周期
Example sentencesExamples
- Each year is still equivalent to the sidereal period of the Earth, one revolution around the Sun.
- He discovered that in 7 cycles of 12 years, Jupiter had completed seven and one twelfth orbits, giving its sidereal period as 11.859 years (accurate to within one part in 4000).
- The names of our weekdays, and the fact that there are seven of them, probably reflect astrological assumptions concerning the significance of the sidereal periods of the planets.
- Even the sidereal period, the time for a complete orbit of the moon around the Earth, relative to an observer outside the solar system, is 27.322 Earth days, so once again is not a multiple of seven.
- Note that this is not to be confused with the sidereal period, the time for a complete orbit of Venus around the Sun, relative to an observer outside the solar system, which is 224.7 days.

Definition of sidereal period in US English:

sidereal period

noun

Astronomy

The period of revolution of one body around another with respect to the distant stars.
〔天文〕恒星周期
Example sentencesExamples
- Note that this is not to be confused with the sidereal period, the time for a complete orbit of Venus around the Sun, relative to an observer outside the solar system, which is 224.7 days.
- Even the sidereal period, the time for a complete orbit of the moon around the Earth, relative to an observer outside the solar system, is 27.322 Earth days, so once again is not a multiple of seven.
- He discovered that in 7 cycles of 12 years, Jupiter had completed seven and one twelfth orbits, giving its sidereal period as 11.859 years (accurate to within one part in 4000).
- The names of our weekdays, and the fact that there are seven of them, probably reflect astrological assumptions concerning the significance of the sidereal periods of the planets.
- Each year is still equivalent to the sidereal period of the Earth, one revolution around the Sun.

词汇	sidereal period
释义	Definition of sidereal period in English: sidereal period noun Astronomy The period of revolution of one body about another with respect to the distant stars. 〔天文〕恒星周期 Example sentencesExamples Each year is still equivalent to the sidereal period of the Earth, one revolution around the Sun. He discovered that in 7 cycles of 12 years, Jupiter had completed seven and one twelfth orbits, giving its sidereal period as 11.859 years (accurate to within one part in 4000). The names of our weekdays, and the fact that there are seven of them, probably reflect astrological assumptions concerning the significance of the sidereal periods of the planets. Even the sidereal period, the time for a complete orbit of the moon around the Earth, relative to an observer outside the solar system, is 27.322 Earth days, so once again is not a multiple of seven. Note that this is not to be confused with the sidereal period, the time for a complete orbit of Venus around the Sun, relative to an observer outside the solar system, which is 224.7 days. Definition of sidereal period in US English: sidereal period noun Astronomy The period of revolution of one body around another with respect to the distant stars. 〔天文〕恒星周期 Example sentencesExamples Note that this is not to be confused with the sidereal period, the time for a complete orbit of Venus around the Sun, relative to an observer outside the solar system, which is 224.7 days. Even the sidereal period, the time for a complete orbit of the moon around the Earth, relative to an observer outside the solar system, is 27.322 Earth days, so once again is not a multiple of seven. He discovered that in 7 cycles of 12 years, Jupiter had completed seven and one twelfth orbits, giving its sidereal period as 11.859 years (accurate to within one part in 4000). The names of our weekdays, and the fact that there are seven of them, probably reflect astrological assumptions concerning the significance of the sidereal periods of the planets. Each year is still equivalent to the sidereal period of the Earth, one revolution around the Sun.
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