annum

See also: annûm

English

Etymology

From Latin per annum (“yearly”), from annus (“year”).

Noun

annum (plural annums)

  1. Synonym of year, particularly
    1. (uncommon) A one-year period, particularly (finance) a fiscal year or (sciences) a Julian year of exactly 365.25 days.
      Coordinate terms: biennium, triennium, quadrennium, quinquennium, sexennium, septennium, octennium, novennium, decennium, vicennium, tricennium, centennium, quincentennium, millennium, decamillennium, centimillennium, millionennium
    2. (uncommon, science fiction) A "year" determined by the revolution of an extraterrestrial planet.

Usage notes

Most frequently used in the set phrase per annum or compounds used in scientific dating.

Alternative forms

Derived terms

Anagrams

Latin

Noun

annum m

  1. accusative singular of annus

See also
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