Are you referring to an Olympiad?
One year.365.25 days, the period commonly referred to as one year.
fiscal year
a fiscal year
Forty years is 4 decades or two score years.
The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.The associates (two year) and bachelor's (four year) degrees are considered undergraduate coursework. The masters and doctorate are advance degrees and referred to as graduate coursework.
The period of time closely following a marriage is often referred to as the "Honeymoon" period. It is recognized as a time of little conflict in a relationship.
A period of 600 years is often referred to as a sexcentenary.
In the United States, a bachelor's degree is traditionally a four year degree.
Olympiads
Quadrennium means a period of four years, particularly the four year interval between Olympics.
1861-1865
Deflation