Where does “bianual” come from?

bianual (Romanian) comes from Romanian anual, from French annuel, from Late Latin annualis, from Latin annus, from Proto-Italic atnos, from Proto-Indo-European h₂et-no-, from Proto-Indo-European h₂et- — grass.

bianual (Romanian): biannual

Definitions

  1. biannual

Ancestry of “bianual”, step by step

StepLanguageWordMeaning
1Romaniananualannual
2Frenchannuelannual, yearly
3Late Latinannualisone-year-old
4Latinannusyear; time; season
5Proto-Italicatnosyear
6Proto-Indo-Europeanh₂et-no-—
7Proto-Indo-Europeanh₂et-grass
Every word from Proto-Indo-European h₂et- →Every word from Proto-Indo-European h₂et-no- →Every word from Proto-Italic atnos →