America's Semiquincentennial

Americans will celebrate the 250th anniversary of the United States in July 2026, and the word "semiquincentennial" may come up in conversation during those celebrations. Some people may not be familiar with the term and what it means. A semiquincentennial is the 250th anniversary of something. It breaks down to "half" of a "quincentennial," which is 500 years. Synonyms may include sestercentennial, bisequicentennial or quartermillennial. Each term refers to a period of 250 years. It's a rather large word for a simple meaning, but people are bound to hear more of it as 2026 goes on and Independence Day is celebrated on July 4.