tropical year
Example Sentences
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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
The basic period of revolution of Earth, called the tropical year, is 365.2422 days.
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 tropical year being thus ascertained, their tables showed the exact time of the equinox or sun's transit across the equatorial, and of the solstice.
From The Story of Extinct Civilizations of the West by Robert Edward Anderson
