sexennial

== English == === Etymology === From New Latin sexennialis (16th century), equivalent to sexennium + -al. === Adjective === sexennial (not comparable) Pertaining to a period of six years; taking place once every six years. [from 17th c.] ==== Derived terms ==== === Noun === sexennial (plural sexennials) A sexennial event. === Synonyms === sextennial === References === “sexennial”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. William Dwight Whitney, Benjamin Eli Smith, editors (1895–1910), “sexennial”, in The Century Dictionary and Cyclopedia: […], New York, N.Y.: The Century Co., →OCLC. “sexennial”, in OneLook Dictionary Search.