Where does “umpolung” come from?
umpolung (English) comes from German Umpolung, from German umpolen, from German Polen, from German -en, from Middle High German -en, from Old High German -īn, from Proto-Germanic -īnaz, from Proto-Indo-European -iHnos — adjectival suffix.
umpolung (English): The chemical modification of a functional group...
Definitions
- The chemical modification of a functional group...
Ancestry of “umpolung”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | German | Umpolung | reversal; reversion; commutation |
| 2 | German | umpolen | — |
| 3 | German | Polen | inflection of Pole:
## genitive/dative/accusative... |
| 4 | German | -en | A suffix of verbs in their infinitive form; A... |
| 5 | Middle High German | -en | — |
| 6 | Old High German | -īn | — |
| 7 | Proto-Germanic | -īnaz | -en |
| 8 | Proto-Indo-European | -iHnos | Creates adjectives of materials |
| 9 | Proto-Indo-European | -no- | adjectival suffix |