Origin of ragnarok
- Old Icelandic Ragnarökkr, Ragnarök ragna genitive pl. of regin the gods (pl.) rökr, rökkr twilight or rök reason, origin, marvel (perhaps originally “twilight of the dawn, rebirth”) both akin to Old Icelandic rökva, rökkva to grow dark and Greek Erebos Erebus
From American Heritage Dictionary of the English Language, 5th Edition
- From Old Norse ragnarÇ«k (modern Icelandic ragnarÃ¶k), from regin (“gods") + rÇ«k (“fate, judgment").