<p><strong>Noun:</strong></p><ul><li>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, or civil year).</li><li>Compare common year, leap year.</li><li>a period of approximately the same length in other calendars.</li><li>a space of 12 calendar months calculated from any point: This should have been finished a year ago.</li><li>Astronomy: Also called lunar year; a division of time equal to 12 lunar months.</li><li>tropical year.</li><li>sidereal year.</li><li>the time in which any planet completes a revolution round the sun: the Martian year.</li><li>a full round of the seasons.</li><li>a period out of every 12 months, devoted to a certain pursuit, activity, or the like: the academic year.</li><li>years, age.</li><li>old age: a man of years.</li><li>time; period: the years of hardship and frustration.</li><li>an unusually long period of time of indefinite length: I haven't spoken to them in years.</li><li>a group of students entering school or college, graduating, or expecting to graduate in the same year; class.</li></ul><p><strong>End of Response</strong></p>