Norse Mythology Definitions by Yours Truly.

1. Vikings: A people who lived in Norway, Finland and Sweden.
   
2. Ginnungagap: The abyss in the center of the beginning world. The dark void. Is also a tongue twister if you say it fast enough.
   
3. Nifleheim: The land of fog and ice.
   
4. Muspellheim: The land of fire. Guarded by the giant Surt. I think his mom wanted to name him Burt but he wanted to go with something a bit more mean.
   
5. Yggdrasil: The world tree. The Ash tree that holds all of the worlds together.
   
6. Asgard: The home of the gods. Nice place.
   
7. Midgard: The world of men. Earth.
   
8. Hel: Home of the dead. Those that died of plague or old age.
   
9. Bifrost Bridge: A rickety bridge that the gods use to travel between worlds. Appears as a rainbow.
   
10. Ymir: The first giant. Was slain by Odin and his siblings and his body parts were used to create Midgard.
    
11. Odin: The Father of the Gods. The greatest of the Aesir.
    
12. Frigg: Wife of Odin. Goddess of marriage.
    
13. The Valkyries: Daughters of Odin and Freya. Choosers of the slain on a battlefield. They also prove that the Vikings had a thing for chicks in armor.
    
14. The Norns: Those that control fate. These fate maidens are the Past, Present and Future.
    
15. Thor: God of Thunder. The strongest of the Aesir.
    
16. Balder: God of Light. The most beloved of the gods.
    
17. Njord: God of the sea. Father of Frey and Freya.
    
18. Frey: God of fertility and earth. Brother of Freya.
    
19. Freya: Goddess of Fertility, love and beauty.
    
20. Idunn: Goddess of Youth. Gave out the apples that kept the gods young.
    
21. Loki: God of Trickery.
    
22. Fenrir: A giant wolf born of Loki. Will slay Odin at Ragnarok.
    
23. Jormungandr: The world serpent. A giant snake of great evil.
    
24. Ragnarok: The final battle to end all things and begin anew.
    
25. Runes: Letters used by the Vikings to communicate and in some cases, tell of certain things. Odin is said to have given them to humans after hanging himself off Yggdrasil for nine days to study them.