BOULDER


Meaning of BOULDER in English

/ ˈbəʊldə(r); NAmE ˈboʊl-/ noun

a very large rock which has been shaped by water or the weather

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WORD ORIGIN

late Middle English : shortened from earlier boulderstone , of Scandinavian origin.

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