Where does “Alkoholspiegel” come from?

Alkoholspiegel (German) comes from German spiegel, from Middle High German spiegel, from Old Saxon spiagal, from Proto-Germanic *spēgl, from Medieval Latin speglum, from Latin speculum, from Proto-Italic -klom, from Proto-Indo-European -tlom — Derives agent nouns from verbs, denoting someone...

Alkoholspiegel (German): blood alcohol concentration

Definitions

  1. blood alcohol concentration

Ancestry of “Alkoholspiegel”, step by step

Alkoholspiegel traces back through two separate lines of ancestry.

via German spiegel

StepLanguageWordMeaning
1Germanspiegelinflection of spiegeln: ## first-person singular...
2Middle High Germanspiegelmirror
3Old Saxonspiagal
4Proto-Germanic*spēgl
5Medieval Latinspeglum
6Latinspeculuma looking-glass, mirror
7Proto-Italic-klom
8Proto-Indo-European-tlomAlternative form of *-trom
9Proto-Indo-European-tromForms nouns denoting a tool or instrument
10Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via German Alkohol

StepLanguageWordMeaning
1GermanAlkoholalcohol, ethanol; alcohol, liquor
2Medieval Latinalcoholpowdered ore of antimony; kohl, collyrium,...
3Arabicكحلantimony; kohl, stibnite; black coloring of the...
4Arabicكُحْلantimony; kohl, stibnite
5Akkadianguḫlumkohl, antimony paste
Every word from Proto-Indo-European -tḗrEvery word from Proto-Italic -klomEvery word from Latin speculum