"impurity" in German impurity Störstelle Verunreinigung Beimischung Detailed translations for "impurity" impurity 1. electronics impurity(also: deathnium centre, imperfection) die Störstelle{feminine} 2. technology, nuclear engineering impurity die Störstelle{feminine} impurity die Verunreinigung{feminine} 20%, decrease the impurity in the final product to the parts per million level. Source: opensubtitles.org Corpus by OPUS Request review die Verunreinigung des Endprodukts extrem minimieren. 3. geology impurity(also: additament) die Beimischung{feminine} English synonyms for "impurity" impurity {n} dross impureness