Where does “carboxynaphthofluorescein” come from?
carboxynaphthofluorescein (English) comes from English fluorescein, from English -ín, from English in, from Middle English in, from Old English in, from Proto-West Germanic *in.
carboxynaphthofluorescein (English): A particular green dye
Ancestry of “carboxynaphthofluorescein”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | fluorescein | Any of a class of yellow xanthene dyes which are... |
| 2 | English | -ín | — |
| 3 | English | in | Used to indicate location, inclusion, or position... |
| 4 | Middle English | in | Any kind of accomodation; particularly; A home or... |
| 5 | Old English | in | in; Alternative form of inn |
| 6 | Proto-West Germanic | *in | — |