Where does “driehoeksgolf” come from?
driehoeksgolf (Dutch) comes from Dutch Driehoek, from Middle Dutch driehoec, from Latin triangulum, from Latin triangulus, from Latin Angulus, from Proto-Indo-European h₂engulos, from Proto-Indo-European h₂eng- — curve, bend.
driehoeksgolf (Dutch): triangle wave
Ancestry of “driehoeksgolf”, step by step