Where does “rheic acid” come from?

rheic acid (English) comes from Latin rheum, from Ancient Greek ῥῆον, from Middle Persian rēwand, from Middle Persian lypʾs, from Proto-Iranian (h)rabā́š, from Proto-Indo-Iranian (s)rabʰā́ćš, from Proto-Indo-Iranian -ā́ćš, from Proto-Indo-European -eḱés.

rheic acid (English): An acid found in rhubarb

Definitions

  1. An acid found in rhubarb

Ancestry of “rheic acid”, step by step

StepLanguageWordMeaning
1Latinrheumrhubarb
2Ancient Greekῥῆονrhubarb
3Middle Persianrēwand—
4Middle Persianlypʾsrhubarb
5Proto-Iranian(h)rabā́šrhubarb; fennel
6Proto-Indo-Iranian(s)rabʰā́ćš—
7Proto-Indo-Iranian-ā́ćšanimal and plant suffix
8Proto-Indo-European-eḱés—
Every word from Proto-Indo-European -eḱés →Every word from Proto-Indo-Iranian -ā́ćš →Every word from Proto-Indo-Iranian (s)rabʰā́ćš →