sidereal day

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In a part of Earth’s orbit where Earth is moving faster than usual around the Sun, would the length of the sidereal day change?

From Textbooks • Oct. 13, 2016

However, astronomers also use a sidereal day, which is defined in terms of the rotation period of Earth with respect to the stars.

From Textbooks • Oct. 13, 2016

So the solar day is about 4 minutes longer than the sidereal day.

From Textbooks • Oct. 13, 2016

Up to the mid-20th century, the sidereal day, the period of the earth’s rotation on its axis in relation to the stars, was used to determine standard time.

From Scientific American • Dec. 31, 2011

Then a sidereal day is three minutes fifty-six seconds shorter, than a solar day of twenty-four hours.

From Conversations on Natural Philosophy, in which the Elements of that Science are Familiarly Explained by Jones, Thomas P.