sexennial, seks-en′yal, adj. lasting six years: happening once in six years—also Sextenn′ial.
On January 12 he advised Aquaviva to propose the discussion of a change of assistants and a sexennial congregation.
Boston, Lincolnshire, had its sexennial epidemic in 1802 with thirty-three deaths.
In the Brahmanas we only find traces of a quinquennial or sexennial cycle.