Where does “hornafræði” come from?
hornafræði (Icelandic) comes from Icelandic horn, from Old Norse horn, from Proto-Norse ᚺᛟᚱᚾᚨ, from Proto-Germanic hurną, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.
hornafræði (Icelandic): trigonometry
Ancestry of “hornafræði”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Icelandic | horn | horn; fin; corner |
| 2 | Old Norse | horn | horn; corner; angle |
| 3 | Proto-Norse | ᚺᛟᚱᚾᚨ | horn |
| 4 | Proto-Germanic | hurną | horn |
| 5 | Proto-Indo-European | ḱer- | to grow, to make grow, to nourish; to plait,... |
| 6 | Proto-Indo-European | kr̥- | to turn, to bend |
| 7 | Proto-Indo-European | ker- | army |