astronomical year

American  

noun

1. tropical year.

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astronomical year British  

noun

1. another name for year See year

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astronomical year Scientific  

1. A solar year.

2. See under solar time

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Etymology

Origin of astronomical year

First recorded in 1855–60

Example Sentences

The “horizon calendar,” proposed in a new study, relied on natural landmarks in the valley’s rugged eastern mountains, and was kept in sync with the astronomical year by a temple atop a sacred volcano.

From New York Times • Dec. 13, 2022

His astronomer, by name Sosigenes, did his best, but assumed the astronomical year to be 11 min.

From More Science From an Easy Chair by Lankester, E. Ray (Edwin Ray), Sir

It appears that in China there is no attempt to make the civil year or year of the calendar coincide with the astronomical year.

From More Science From an Easy Chair by Lankester, E. Ray (Edwin Ray), Sir

Even at that early period the solar or astronomical year consisted of 365� days, like our Julian year; and it was arranged in the same manner, a day being intercalated every fourth year.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" by Various

Although Julius Cæsar's correction and his provisions for keeping the "civil" year coincident with the astronomical year were admirable, yet they were not perfect.

From More Science From an Easy Chair by Lankester, E. Ray (Edwin Ray), Sir