Decennal
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 Synonym of decennial, of or related to a 10-year period. not-comparable, obsolete
"They... appointed Archons, or Decennall Governors, that is, one Prince for ten years."
Example
More examples"They... appointed Archons, or Decennall Governors, that is, one Prince for ten years."
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.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.