(education) The annual period during which a student attends school, college or university.

(hydrology) The timespan between October 1 and September 30 of the next year, differing from the calendar year because part of the precipitation that falls in late autumn and winter accumulates as snow and does not drain until the following spring or summer.

An informal competition among birdwatchers to determine who can see or hear the largest number of species of birds within a single calendar year and within a specific geographical area.

The holiday commemorating (the beginning of) the new year.

(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years.

In the Jewish calendar, a year of 355 days or a leap year of 385 days; perfect year.

The period of time equal to half a year; normally referred to as 6 months, but a half-year is more exactly 182.5 days (without a leap day)

The ancient Egyptian year of 365 days and six hours.

An especially good year; a year of exceptional production.

(accounting) Synonym of fiscal year