Midgard serpent

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noun Scandinavian Mythology.

a serpent, the child of Loki and Angerboda, who lies wrapped around the world, tail in mouth, and is destined to kill and to be killed by Thor at Ragnarok; Jormungand.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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