Angevin (adj.)

in reference to the English royal house of the 12th and early 13th centuries (Henry II, Richard I, and John) descended from Geoffrey, count of Anjou, and Matilda, daughter of Henry I, 1650s, literally "pertaining to the French province of Anjou," from French Angevin, from Medieval Latin Andegavinus, from Andegavum "Angers," city in France, capital of Anjou (Latin Andegavia), from Andecavi, Roman name of the Gaulish people who lived here, which is of unknown origin.

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Definitions of Angevin from WordNet

Angevin (n.)
a resident of Anjou;
Synonyms: Angevine