Where does “norepinephrine” come from?
Norepinephrine derives from English normal and English epinephrine, ultimately tracing through Latin -alis and Ancient Greek γνώμων and γιγνώσκω back to Proto-Indo-European ǵneh₃-.
norepinephrine (English): A neurotransmitter found in the locus coeruleus...
Definitions
- A neurotransmitter found in the locus coeruleus...
Ancestry of “norepinephrine”, step by step
norepinephrine traces back through two separate lines of ancestry.
via English epinephrine
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | epinephrine | A catecholamine hormone and neurotransmitter; as... |
| 2 | English | -ine | Of or pertaining to; Used to form demonyms;... |
| 3 | French | -ine | feminine singular of -in; female equivalent of... |
| 4 | French | -é | past participle root verb suffix of regular -er... |
| 5 | Middle French | -é | past participle root verb suffix of regular; -ed, -en, -n |
| 6 | Old French | -é | used to form past participles of regular -er... |
| 7 | Latin | -a | suffixed to the roots of verbs, forms agent... |
| 8 | Proto-Italic | -ā | Forms masculine agent nouns from prefixed or compounded bases |
| 9 | Proto-Indo-European | -éh₂ | — |