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(Astronomy) See year1
1. a period of 365 or 366 days, in the Gregorian calendar, divided into 12 calendar months, now reckoned as beginning Jan. 1 and ending Dec. 31 (calendar year). Compare common year, leap year.
2. a period of the same length in other calendars.
a. a space of 12 calendar months calculated from any point: We expect to finish in a year.
b. fiscal year.
a. Also called lunar year. a division of time equal to 12 lunar months.
b. Also called solar year. a division of time equal to 365 days, 5 hours, 48 minutes, and 46 seconds, representing the interval between one vernal equinox and the next.
c. Also called sidereal year. a division of time equal to the solar year plus 20 minutes, the time it takes the earth to complete one revolution around the sun.
5. the time in which any planet completes a revolution around the sun.
6. a full round of the seasons.
7. a period out of every 12 months devoted to a certain pursuit, activity, or the like: the academic year.
a. age: a person of her years.
b. old age: a man of years.
c. time; period: the years of hardship.
d. an unusually or markedly long time: We haven't spoken in years.
9. a group of students entering school or college, or those graduating in the same year; class.Idioms:
year in and year out, regularly through the years. Also, year in, year out.
[before 900; Middle English yeer, Old English gēar, c. Old Saxon, Old High German jār, Old Norse ār, Gothic jer; akin to Greek hôros year]
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|Noun||1.||calendar year - the year (reckoned from January 1 to December 31) according to Gregorian calendar|
date - the particular day, month, or year (usually according to the Gregorian calendar) that an event occurred; "he tried to memorizes all the dates for his history class"