biennium

[ bahy-en-ee-uhm ]

noun,plural bi·en·ni·ums, bi·en·ni·a [bahy-en-ee-uh]. /baɪˈɛn i ə/.
  1. a period of two years.

Origin of biennium

1
1895–1900; <Latin, equivalent to bi-bi-1 + -enn- (combining form of annus year) + -ium-ium

Words Nearby biennium

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use biennium in a sentence