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en.wikipedia.org

Year - Wikipedia

A year is a unit of time based on how long it takes the Earth to orbit the Sun. [1] In scientific use, the tropical year (approximately 365 solar days, 5 hours, 48 minutes, 45 seconds) and the sidereal year (about 20 ...

www.merriam-webster.com

YEAR Definition & Meaning - Merriam-Webster

The meaning of YEAR is the period of about 3651/4 solar days required for one revolution of the earth around the sun. How to use year in a sentence.

www.britannica.com

Year | Calendar, Astronomy & Timekeeping | Britannica

Feb 19, 2026 · year, time required for Earth to travel once around the Sun, about 365 1/4 days. This fractional number makes necessary the periodic intercalation of days in any calendar that is to be kept in step with...

en.wiktionary.org

year - Wiktionary, the free dictionary

Mar 7, 2026 · Noun year (plural years or (UK colloquial) year) A period of time akin to the time taken for the Earth to undergo a full cycle of seasons.