Where does “biennial” come from?
Biennial comes from Latin biennium, formed from Latin duo meaning two and Latin annus meaning year, ultimately from Proto-Indo-European dwóh₁ meaning two.
biennial (English): Happening every two years; Lasting for two years;...
Definitions
- Happening every two years; Lasting for two years;...
Ancestry of “biennial”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | biennium | biennium; genitive masculine plural of biennis;... |
| 2 | Latin | annus | year; time; season |
| 3 | Proto-Italic | atnos | year |
| 4 | Proto-Indo-European | h₂et-no- | — |
| 5 | Proto-Indo-European | h₂et- | grass |
Words derived from “biennial”