Where does “蛋白質” come from?
蛋白質 (Japanese) comes from Japanese 蛋白, from German Eiweiß, from German Ei, from Middle High German ei, from Old High German ei, from Proto-West Germanic aij, from English ice, from Middle English is — ice, frost.
蛋白質 (Japanese): protein
Ancestry of “蛋白質”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Japanese | 蛋白 | egg white, albumen; Short for 蛋白質 : protein |
| 2 | German | Eiweiß | albumen, egg white; protein |
| 3 | German | Ei | egg; something egg-shaped; testicle; ball |
| 4 | Middle High German | ei | — |
| 5 | Old High German | ei | an egg |
| 6 | Proto-West Germanic | aij | egg |
| 7 | English | ice | Water in frozen form; Any frozen volatile... |
| 8 | Middle English | is | ice; That which is short-lived like ice; icy... |
| 9 | Old English | īs | ice |
| 10 | Proto-West Germanic | īs | ice |
| 11 | Proto-Germanic | īsą | ice |
| 12 | Proto-Indo-European | h₁eyH- | ice, frost |