umwälzen

== German == === Etymology === um- +‎ wälzen === Pronunciation === IPA(key): [ˈʊmˌvɛlt͡sn̩] Hyphenation: um‧wäl‧zen === Verb === umwälzen (weak, third-person singular present wälzt um, past tense wälzte um, past participle umgewälzt, auxiliary haben) (transitive) to turn over (transitive, figuratively) to revolutionize, to change (transitive) to circulate (e.g., fluids and gases) ==== Conjugation ==== ==== Derived terms ==== Umwälzanlage Umwälzen Umwälzpumpe Umwälzung === Further reading === “umwälzen” in Duden online “umwälzen” in Digitales Wörterbuch der deutschen Sprache