Where does “semiplan” come from?
semiplan (Romanian) comes from Romanian plan, from French plan, from French plain, from Old French plain, from Latin plēnus, from Proto-Italic plēnos, from Proto-Indo-European pl̥h₁nós, from Proto-Indo-European pleh₁- — to fill.
semiplan (Romanian): half-plane
Definitions
- half-plane