Is there a word for every 3 years? Definition of triennial
occurring every three years.
Is there a word for every 5 years? This shows grade level based on the word’s complexity. of or lasting for five years. occurring every five years.
Is there a word for every 2 years? Fortunately, English also provides us with biennial, a word that specifically refers to something that occurs every two years or that lasts or continues for two years.
What is every six years called? Sexennial, seks-en′yal, adj. lasting six years: happening once in six years—also Sextenn′ial.