decennal

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See also: décennal

English

Etymology

From Latin decennālis (decennial), from decennis (10-year) + -ālis (-al, adjective-forming suffix), from decem (ten) + annus (year) + -is (suffix forming compound adjectives). Equivalent to decennium +‎ -al.

Adjective

decennal (not comparable)

  1. (obsolete) Synonym of decennial, of or related to a 10-year period.
    • 1648, Marchamont Nedham, Plea for the King and Kingdome..., page 26:
      They... appointed Archons, or Decennall Governors, that is, one Prince for ten years.

References