(rare, idiomatic) Extraordinary compared to most in one's age group; characteristic of an older person.

plural of year of our Lord

(historical) A conflict fought largely within the Holy Roman Empire from 1618 to 1648.

(law, England & Wales, formal, misleading) An estate in land held for a term of years of either a specified length or on a periodic basis, and which is not a term of years determinable (though may be determinable for other reasons); a leasehold estate in land.

(law, England & Wales, formal, historical) An estate in land held for a term of years which determined on the deaths of certain individuals, or the cessation of certain life interests.

A year in the Julian or Gregorian calendars with an intercalary day added to February, used to adjust for the extra hours of the solar year; a 366-day year.

A year that is not a leap year.

A period covering the first few days of a calendar year. / In particular, January 1 in the Julian and Gregorian calendar (New Year’s Day) and the days following.

(astronomy) A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (10¹⁶ metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.

A yearlong break from study taken by some students on leaving school before starting university, often spent gaining work experience or travelling.