decennalian

English

Etymology

From Latin decennalis (“decennial”) + -ian, from decennium (“10-year period”) + -alis (“-al: forming adjectives”), from decem (“ten”) + annus (“year”).

Adjective

decennalian (not comparable)

1. (obsolete) Synonym of decennial, of or related to a ten-year period.

References

• “decennalian, adj.”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.