A century is a way to describe a length of time. One century is one hundred years. The ancient Romans used the word centuria to describe a group of about one hundred soldiers, organized into a single unit.
The Roman numeral for 100 is "C". The word for 100 in Latin is "centum".
A centenary is a celebration of something that happened 100 years ago. A bicentenary celebrates 200 years, a tercentenary 300 years.
A centenarian is someone who is 100 years old or more.
Centennial means something that happens every 100 years, or that lasts 100 years.
Millennium | Century | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Before Christ / Before Common Era (BC/BCE) | ||||||||||
4th: | 40th | 39th | 38th | 37th | 36th | 35th | 34th | 33rd | 32nd | 31st |
3rd: | 30th | 29th | 28th | 27th | 26th | 25th | 24th | 23rd | 22nd | 21st |
2nd: | 20th | 19th | 18th | 17th | 16th | 15th | 14th | 13th | 12th | 11th |
1st: | 10th | 9th | 8th | 7th | 6th | 5th | 4th | 3rd | 2nd | 1st |
Anno Domini / Common Era (AD/CE) | ||||||||||
1st: | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th |
2nd: | 11th | 12th | 13th | 14th | 15th | 16th | 17th | 18th | 19th | 20th |
3rd: | 21st | 22nd | 23rd | 24th | 25th | 26th | 27th | 28th | 29th | 30th |
4th: | 31st |