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sidhe

noun
variants: or less commonly shee \ˈshē \
plural sidhe or sidhes

Definition of sidhe 

1 plural sidhes : an underground fort or palace in which fairies in Gaelic folklore are held to live

2a sidhe plural : the fairy folk of Ireland in Gaelic folklore

b : a member of the sidhe : a fairy in Gaelic folklore — compare banshee

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History and Etymology for sidhe

partly from Irish sīdh fairy hill; partly from Irish sidhe fairy folk

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