(astronomy, physics) A unit of a million lightyears.

plural of megalight-year

gap year; sabbatical year

Synonym of man-year

plural of person-year

plural of terawatt-year

(electricity) A unit of electrical energy equal to that done by one terawatt acting for one year.

plural of term of years

(Internet slang) A generic reference to the present. / Used other than figuratively or idiomatically: see current, year.

A twelve-month period in which total rainfall is measured, extending from one year's dry season to the next.