A centennial refers to the 100th year, so it itself is only one year. If it was 100 years since the birth of someone or some historical event, this year would be regarded as the centennial year. A century refers to a complete set of 100 years.
Centuries of headaches!! Actually, it's 200 years, 150 years and 100 years, so it would appear to be 450 years. Only one idea on what you call it, but no idea if it's a real word. "Sesquitricentennial."
A bicentennial celebrates 200 years of something.
look up the definition of bicentennial
Australia celebrated its bicentennial year in 1988.
A bicentennial is the 200th aniversary of an event.
Uh, a centennial is 100 years. 1776 to 1976 is TWO hundred years so that would be a Bicentennial coin.
200. Bi- means two, centennial means centuries (100 years).
There are 200 years between bicentennial celebrations. Consider this alongside the term "centennial", which is every 100 years. Bi is a prefix meaning two. So literally, Bicentennial means "two 100 year periods."
Centennial means 100. If it is an anniversary, then 100 years. Remember that there are 100 cents (commonly called pennies) in one dollar.
Uh, a centennial is 100 years. 1776 to 1976 is TWO hundred years so that would be a Bicentennial coin. Please see the Related Question.
Australia's Bicentennial was in 1988.
Happy centennial anniversary!! The centennial celebration had better be good, because I won't be around to attend the bicentennial.
No US bicentennial cents were made Canada issued cents for its Centennial (100 years). In either case they're worth 1 cent.
The US Centennial was in 1876. The Bicentennial (200 years) was in 1976. If that's what you're referring to please see the Related Question for more information.
A centennial refers to the 100th year, so it itself is only one year. If it was 100 years since the birth of someone or some historical event, this year would be regarded as the centennial year. A century refers to a complete set of 100 years.
JFK was born in 1917 so his centennial won't be until 2017.If your coin has the dual date 1776-1976, that's a US BIcentennial coin (200 years, not 100). Please see the Related Question for more.