We found 14 dictionaries that define the word biennium:

General (10 matching dictionaries)

1. biennium: Merriam-Webster
2. biennium: Oxford Learner's Dictionaries
3. biennium: American Heritage Dictionary of the English Language
4. biennium: Collins English Dictionary
5. biennium: Wordnik
6. biennium: Wiktionary
7. biennium: Webster's New World College Dictionary, 4th Ed.
8. biennium: Infoplease Dictionary
9. biennium: Dictionary.com
10. biennium: TheFreeDictionary.com

Business (2 matching dictionaries)

11. biennium: Financial dictionary
12. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

13. biennium: Encyclopedia

Science (1 matching dictionary)

14. How Many? A Dictionary of Units of Measurement (No longer online)

(Note: See biennia as well.)

Definitions from Wiktionary (biennium) ▸ noun:  A period of two years, particularly for purposes involving intercalation or fiscal calculations. Similar: bimester, triennium, quadrennial, quinquennium, quadriennial, quadriennium, pentad, semester, yearer, quinquennal, more... Opposite: annum, year Adjectives: next, current, previous, first, last, past, present, second, fiscal, black, legislative ▸ Words similar to biennium ▸ Usage examples for biennium ▸ Idioms related to biennium ▸ Wikipedia articles (New!) ▸ Popular adjectives describing biennium ▸ Words that often appear near biennium ▸ Rhymes of biennium ▸ Invented words related to biennium