It means "half as old." For ages, if one person is twice as old as another, the other person is half as old. A four-year-old car is half as old as an eight-year-old car.
it was known at least by the 6th centry b.c.
caca
It means "half as old." For ages, if one person is twice as old as another, the other person is half as old. A four-year-old car is half as old as an eight-year-old car.
jose jalepino on a stick
how old is g jennings toilet closet of th centry is in brown on actual seat and there is a stamp just inside the loo
in the 13th centry
16th centry
The Civil War
There is no such thing as a centry you better check your spelling
A person who is 100 million seconds old is approximately 3.17 years old.
Did you mean century? If so, a period of 100 years.