annual

a.

  1. Of or pertaining to a year; returning every year; coming or happening once in the year; yearly.
  2. Performed or accomplished in a year; reckoned by the year; as, the annual motion of the earth.
  3. Lasting or continuing only one year or one growing season; requiring to be renewed every year; as, an annual plant; annual tickets.

n.

  1. A thing happening or returning yearly; esp. a literary work published once a year.
  2. Anything, especially a plant, that lasts but one year or season; an annual plant.
  3. A Mass for a deceased person or for some special object, said daily for a year or on the anniversary day.