Ar·nold (Jo·han·nes Wil·helm) [ahr-nawlt-yoh-hahn-uhs-vil-helm], /ˈɑr nɔlt yoʊˈhɑn əsˈvɪl hɛlm/, 1868–1951, German physicist.
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How to use Sommerfeld in a sentence
Once only, at Sommerfeld, a long march northwest of Sagan, he came upon some outskirts of them.History of Friedrich II. of Prussia, Vol. XIX. (of XXI.) | Thomas Carlyle
About nightfall he marches for Sommerfeld, at his swiftest; arrives Wednesday early; finds—alas!History of Friedrich II. of Prussia, Vol. XIX. (of XXI.) | Thomas Carlyle