Where does “theophylline” come from?
Theophylline comes from English -ine, Latin -inus, and Proto-Indo-European bʰel-, which expressed the sense of swelling or blooming.
theophylline (English): A bitter crystalline compound present in small...
Definitions
- A bitter crystalline compound present in small...
Ancestry of “theophylline”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | -ine | Of or pertaining to; Used to form demonyms;... |
| 2 | French | -ine | feminine singular of -in; female equivalent of... |
| 3 | French | -é | past participle root verb suffix of regular -er... |
| 4 | Middle French | -é | — |
| 5 | Old French | -é | used to form past participles of regular -er... |
| 6 | Latin | -a | suffixed to the roots of verbs, forms agent... |
| 7 | Proto-Italic | -ā | — |
| 8 | Proto-Indo-European | -éh₂ | — |