Tuatha De Danann(redirected from Dedannans)
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Related to Dedannans: De Danann
Tuatha De Danann(to͞o`əthə dā dä`nän), in Irish mythology, invaders of ancient Ireland before the Milesians. They were endowed with great supernatural powers, which enabled them to defeat their predecessors, the Fomors. However, they were themselves defeated by the Milesians.
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