An optional one-year school programme that can be taken in the year after the Junior Certificate in Ireland. / A student currently doing a transition year.

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

gap year; sabbatical year

Synonym of man-year

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

(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.

plural of quality-adjusted life year

Indicates that the speaker is aged twenty.

(idiomatic, anime and manga fandom slang) To be so immature and unprepared as to have no hope of achieving an accomplishment.