Íslandsryggur (Faroese) comes from Faroese Ísland, from Old Norse Ísland, from Old Norse íss, from Proto-Germanic īsą, from Proto-Indo-European h₁eyH- — ice, frost.
Íslandsryggur (Faroese): Iceland-Faroe ridge
Definitions
Iceland-Faroe ridge
Ancestry of “Íslandsryggur”, step by step
Íslandsryggur traces back through two separate lines of ancestry.