Where does “polysomnographical” come from?
polysomnographical (English) comes from English polysomnographic, from English polysomnography, from English poly, from Latin polium, from Latin polion, from Ancient Greek πόλιον, from Ancient Greek πολιός, from Proto-Hellenic poľľós — pale, gray.
Ancestry of “polysomnographical”, step by step
polysomnographical traces back through two separate lines of ancestry.
via English polysomnographic
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | polysomnographic | Of, pertaining to, or made using polysomnography |
| 2 | English | polysomnography | A multiparameter recording of brain waves used in... |
| 3 | English | poly | Polytechnic; Polyethylene; Polyurethane |
| 4 | Latin | polium | Alternative form of polion |
| 5 | Latin | polion | A strong-smelling plant, perhaps Teucrium... |
| 6 | Ancient Greek | πόλιον | felty germander |
| 7 | Ancient Greek | πολιός | grey, grizzled, grizzly; bright, clear, serene; a... |
| 8 | Proto-Hellenic | poľľós | grey |
| 9 | Proto-Indo-European | polH-yós | — |
| 10 | Proto-Indo-European | pelH- | pale, gray |