200 years.
"Bicentennial" means something that is two hundred years old.
300
The word millennia means one thousand years. It refers to a span of one thousand years or even a one thousand year anniversary. Millennium refers to the thousand years that Christ will reign on earth.
the emperor in the time and years of 300 AD was Emperor Constantine
it means the body stays there for 300 years
ca is an abbreviation of the Latin word 'circa' = about, so ca 300 refers to about 300 years ago.
There is no single word in English for a period of 300 years. Three centuries. As an adjective, or a noun referring to the anniversary of 300 years, you could use tricentennial.
The word century means 100 years FYI: decade means 10 years
The word meaning 1,000 years is millennium.
A century means 100 years.
A century = 100 years
Ten years
Elderly.
one millon years
10 years = 1 decade
The word bicentennial.