Where does “rifa-” come from?
rifa- (English) comes from English rifamycin, from English amino-, from English amine, from English -ine, from French -ine, from French -é, from Middle French -é, from Old French -é.
rifa- (English): Used to form names of rifamycin derivatives used as antibiotics
Definitions
- Used to form names of rifamycin derivatives used as antibiotics
Ancestry of “rifa-”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | rifamycin | Any of a group of antibiotics, a subclass of the ansamycins, which are synthesized either naturally by the bacterium Amycolatopsis mediterranei or artificially |
| 2 | English | amino- | Of amines and of the amino functional group |
| 3 | English | amine | A functional group formally derived from ammonia... |
| 4 | English | -ine | Of or pertaining to; Used to form demonyms;... |
| 5 | French | -ine | feminine singular of -in; female equivalent of... |
| 6 | French | -é | past participle root verb suffix of regular -er... |
| 7 | Middle French | -é | past participle root verb suffix of regular; -ed, -en, -n |
| 8 | Old French | -é | used to form past participles of regular -er... |
| 9 | Latin | -a | suffixed to the roots of verbs, forms agent... |
| 10 | Proto-Italic | -ā | Forms masculine agent nouns from prefixed or compounded bases |
| 11 | Proto-Indo-European | -éh₂ | — |