Millenniumtime period of 1000 years / From Wikipedia, the free encyclopedia A millennium (plural: millennia) is a time period of one thousand (1000) years. The word millennium is derived from two Latin words mille ("thousand") and annum ("year"). This short article can be made longer. You can help Wikipedia by adding to it.
A millennium (plural: millennia) is a time period of one thousand (1000) years. The word millennium is derived from two Latin words mille ("thousand") and annum ("year"). This short article can be made longer. You can help Wikipedia by adding to it.