Where does “soybean” come from?

Soybean derives from English bean, from Dutch soja, from Arabic بَان, from Proto-Germanic baunō, from Proto-Indo-European bʰew-.

soybean (English): A legume plant (Glycine max), commonly cultivated for human and animal consumption and as a nitrogen-fixing ground cover

Definitions

  1. A legume plant (Glycine max), commonly cultivated for human and animal consumption and as a nitrogen-fixing ground cover

Ancestry of “soybean”, step by step

soybean traces back through two separate lines of ancestry.

via English soy

StepLanguageWordMeaning
1EnglishsoyA common East Asian liquid sauce, made by...
2Frenchsoiesilk; bristle; tang
3Middle Frenchsoyesilk
4Old Frenchsoiesilk
5Old Frenchseiesilk
6Latinsēta
7Latinsaetaa bristle, hair on an animal; silk
8Proto-Italicsaitā
9Proto-Indo-Europeanséh₂ito-
10Proto-Indo-Europeansh₂ey-to bind, fetter
11Proto-Indo-Europeanseh₂-to satiate, satisfy

via English bean

StepLanguageWordMeaning
1EnglishbeanAny plant of several genera of the taxonomic...
2Middle Englishbenegracious, generous, pleasant; neighbourly help,...
3Old Englishbēnprayer, request; prayer, request, petition,...
4Proto-Germanicbanjōwound
5Proto-Indo-Europeangʷʰon-yeh₂
6Proto-Indo-Europeangʷʰen-to strike, slay, kill
7Proto-Indo-Europeanbʰon-
Every word from Proto-Indo-European seh₂-
soybean — Etymology, Origin & Word History | Etymology Explorer