tropical year
Example Sentences
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The basic period of revolution of Earth, called the tropical year, is 365.2422 days.
From Textbooks • Oct. 13, 2016
The second feature of the new Gregorian calendar was a change in the rule for leap year, making the average length of the year more closely approximate the tropical year.
From Textbooks • Oct. 13, 2016
This rate is known as the mean tropical year.
From Scientific American • Oct. 18, 2011
The Julian calendar approximated the mean tropical year as 365.25 days and proposed 366-day leap years for every one divisible by four.
From Scientific American • Oct. 18, 2011
The Babylonian basic number, 60, would have given—as will be seen from the table in the last chapter—a distinctly less accurate correspondence between the month and the tropical year.
From The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture by Maunder, E. Walter (Edward Walter)