Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “impurity”

impurity

noun [C or U] (MIXED)    /ɪmˈpjʊə.rɪ.ti/ US  /-ˈpjʊr.ə.t̬i/
the fact that a substance is dirty or lower in quality because it is mixed with another substance, or something that causes this: Impurities are removed from the blood by the kidneys. The impurity of the water is a health risk.Dirt and untidiness
(Definition of impurity noun (MIXED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of impurity

Browse related topics

You are looking at an entry to do with Dirt & untidiness, but you might be interested in these topics from the Clean, dirty and cleaning topic area:

More definitions for “impurity”

Translations of “impurity”

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More