/ ˈhæfniəm; NAmE / noun
[ U ] ( symb Hf ) a radioactive chemical element. Hafnium is a hard silver-grey metal.
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WORD ORIGIN
1920s: modern Latin , from Hafnia , Latinized form of Danish Havn , former name of Copenhagen.
/ ˈhæfniəm; NAmE / noun
[ U ] ( symb Hf ) a radioactive chemical element. Hafnium is a hard silver-grey metal.
••
WORD ORIGIN
1920s: modern Latin , from Hafnia , Latinized form of Danish Havn , former name of Copenhagen.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005