Bientum. Coming for the Latin word "Centum" meaning one hundred.
hi uhh bientum???
Once every century?
Relating to, or consisting of, a hundred., Occurring once in every hundred years; centennial., The aggregate of a hundred single things; specifically, a century., A commemoration or celebration of an event which occurred a hundred years before.
Bicentennial or bicentennially
'M'... there is one 'M' in 'minute', two in 'moment' and no 'm's' in hundred years.
The Secular Games were held once every hundred years in ancient Greece.
once in a hundred years
A century means one hundred consecutive years, and adjective form is centennial. The adverb form centennially is rarely used.
Jupiter orbits the Sun once every 11.9 Earth years, Saturn once every 29.5 Earth years, Uranus once every 84 Earth years, and Neptune once every 165 Earth years.
Once Upon a Hundred-Years' Nap is a theatre production/play for drama classes in 7 grade. Its how you learn from the fairy-tales!
Biennial is once every two years. Biannual is twice every year.
The letter O