Where does “Borsäure” come from?

Borsäure (German) comes from German bor, from German Borax, from English borax, from Middle English boras, from Anglo-Norman boreis, from Medieval Latin baurach, from Arabic بَوْرَق, from Persian بوره.

Borsäure (German): boric acid

Definitions

boric acid

Ancestry of “Borsäure”, step by step

Borsäure traces back through two separate lines of ancestry.

via German bor

Step	Language	Word	Meaning
1	German	bor	boron
2	German	Borax	borax
3	English	borax	A white or gray/grey crystalline salt, with a...
4	Middle English	boras	—
5	Anglo-Norman	boreis	—
6	Medieval Latin	baurach	borax
7	Arabic	بَوْرَق	—
8	Persian	بوره	borax; sugar
9	Middle Persian	bwlk'	—

via German Säure

Step	Language	Word	Meaning
1	German	Säure	acid
2	Middle High German	siure	—

Every word from Middle Persian bwlk' →Every word from Persian بوره →Every word from Arabic بَوْرَق →