View definitions for impurities


noun as in contaminant

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Example Sentences

Water has to be pushed through a semipermeable membrane that blocks the salt and other impurities from going through.

Sometimes the heroin can be cut with impurities that make people sick.

The celeb-endorsed craze promises to flush your body of icky impurities with a flood of juice.

The veins are mostly, especially in the lower cuttings, more free from impurities than those of Coleraine.

Due allowance must therefore be made for such impurities which are sometimes present in very large quantity.

Fortunately, childhood is protected by a resisting candour, by an enamel over which all impurities glide.

Remove all the impurities from the surface of the zinc when it is melted, with a metal spoon or piece of tin.

It is a fact that the injurious effects are in the acetanilid itself and not in the impurities it may occasionally contain.


On this page you'll find 21 synonyms, antonyms, and words related to impurities, such as: scum, grime, pollutant, contamination, filth, and defilement.

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.