Where does “蛋白質分解酵素” come from?

蛋白質分解酵素 (Japanese) comes from Japanese 蛋白質, 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 — ice, frost.

蛋白質分解酵素 (Japanese): protease

Definitions

  1. protease

Ancestry of “蛋白質分解酵素”, step by step

蛋白質分解酵素 traces back through 3 separate lines of ancestry.

via Japanese 蛋白質

StepLanguageWordMeaning
1Japanese蛋白質protein
2Japanese蛋白egg white, albumen
3GermanEiweißalbumen, egg white; protein
4GermanEiegg; something egg-shaped; testicle; ball
5Middle High Germaneiegg
6Old High Germaneian egg
7Proto-West Germanicaijegg
8EnglishiceWater in frozen form; Any frozen volatile...
9Middle Englishisice; That which is short-lived like ice; icy...
10Old Englishīsice
11Proto-West Germanicīsice
12Proto-Germanicīsąice
13Proto-Indo-Europeanh₁eyH-ice, frost

via Japanese 酵素

StepLanguageWordMeaning
1Japanese酵素enzyme
2Japaneseraw material; bare; element
3Middle Chinese

via Japanese 分解

StepLanguageWordMeaning
1Japanese分解disassembly, breaking down; resolution;...
2Middle Chinese分解
Every word from Proto-Indo-European h₁eyH-Every word from Proto-Germanic īsąEvery word from Proto-West Germanic īs