Where does “sinusoidal” come from?

sinusoidal (Romanian) comes from French sinusoïdal, from French sinusoïde, from French sinus, from Latin sinus, from Arabic جَيْب, from Sanskrit ज्या, from Sanskrit जीव, from Proto-Indo-Aryan ȷ́iHwás — to live.

sinusoidal (Romanian): sinusoidal

Definitions

  1. sinusoidal

Ancestry of “sinusoidal”, step by step

StepLanguageWordMeaning
1Frenchsinusoïdalsinusoidal
2Frenchsinusoïdesinusoid
3Frenchsinussinus; sine
4Latinsinusa hollow, cavity; curve, fold, winding; gulf, bay
5Arabicجَيْبpocket; opening in a garment; pocket; bosom, fold...
6Sanskritज्याbow-string, tendon; sine
7Sanskritजीवalive, living; life, existence; any living being,...
8Proto-Indo-Aryanȷ́iHwás
9Proto-Indo-IranianǰiHwásalive
10Proto-Indo-Europeangʷih₃wósalive, living
11Proto-Indo-Europeangʷeih₃w-to live
Every word from Proto-Indo-European gʷeih₃w-Every word from Proto-Indo-European gʷih₃wósEvery word from Proto-Indo-Iranian ǰiHwás