Rol·lo (rŏlō) 860?-931?
Norse chieftain who, after raiding France, negotiated a peace treaty in which the French king granted him territories that eventually became the duchy of Normandy.
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
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