Where does “kalko” come from?
kalko (Esperanto) comes from German kalk, from Middle High German kalc, from Old High German calc, from Proto-Germanic *kalk, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.
kalko (Esperanto): lime any inorganic material containing calcium
Definitions
- lime any inorganic material containing calcium