Meaning of DAUPHIN in English

DAUPHIN

/ ˈdəʊfæ͂; -fæn; NAmE ˈdoʊ-/ noun

( old use ) the oldest son of the king of France

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WORD ORIGIN

French , from the family name of the lords of the Dauphiné, an area of SE France: ultimately a nickname meaning dolphin. In 1349 the future Charles V acquired the lands and the title; when king he ceded them to his eldest son, establishing the practice of passing both title and lands to the Crown prince.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.