Where does “inactinic” come from?
inactinic (English) comes from English in, from Middle English in, from Old English in, from Proto-West Germanic *in.
inactinic (English): That does not produce photochemical reactions
Definitions
- That does not produce photochemical reactions
Ancestry of “inactinic”, step by step
inactinic traces back through two separate lines of ancestry.
via English in
| Step | Language | Word | Meaning |
|---|
| 1 | English | in | Used to indicate location, inclusion, or position... |
| 2 | Middle English | in | Any kind of accomodation; particularly; A home or... |
| 3 | Old English | in | in; Alternative form of inn |
| 4 | Proto-West Germanic | *in | — |
via English actinic
| Step | Language | Word | Meaning |
|---|
| 1 | English | actinic | Of or relating to actinism; Composed of actin;... |
| 2 | Ancient Greek | ἀκτίς | ray, beam; brightness, splendor; spoke |