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Look up ghast in Wiktionary, the free dictionary.
Ghast may refer to:
- Creatures in H.P. Lovecraft novella The Dream-Quest of Unknown Kadath
- Ghast (Dungeons & Dragons), undead creatures in the Dungeons & Dragons role-playing game
- A creature in the Spook's series by Joseph Delaney
- Cliff-ghasts, creatures in the His Dark Materials trilogy
- Ghasts, a nether monster in the video game Minecraft