A hundred years is a century.
A word for a hundred years is a century. A word for fifty years is half a century.
The word for a hundred and fiftieth anniversary is "sesquicentennial." This term is derived from the Latin roots "sesqui," meaning one and a half, and "centennial," which refers to a hundred years. Sesquicentennial celebrations are often marked with special events, commemorations, or gatherings.
century
Centenary
The word bicentennial.
"Bicentennial" means something that is two hundred years old.
sesquicentennial
century
There are a hundred years in a century.
The word is... bicentennial.
Bientum. Coming for the Latin word "Centum" meaning one hundred.
Millenium Actually, a millennium is a thousand years. That is ten centuries NOT a hundred centuries. There is no single word to describe a hundred centuries.