vicennial
(adjective) occurring once every 20 years
Source: WordNet® 3.1
vicennial (not comparable)
Occurring once every twenty years.
Lasting for twenty years.
Source: Wiktionary
Vi*cen"ni*al, a. Etym: [L. vicennium a period of twenty years; viceni twenty + annus year.]
1. Lasting or comprising twenty years.
2. Happening once in twenty years; as, a vicennial celebration.
Source: Webster’s Unabridged Dictionary 1913 Edition
21 April 2025
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
The Boston Tea Party helped popularize coffee in America. The hefty tea tax imposed on the colonies in 1773 resulted in America switching from tea to coffee. In the lead up to the Revolutionary War, it became patriotic to sip java instead of tea. The Civil War made the drink more pervasive. Coffee helped energize tired troops, and drinking it became an expression of freedom.
