noun, plural im·pu·ri·ties for 2.
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Example sentences from the Web for impurity
Water has to be pushed through a semipermeable membrane that blocks the salt and other impurities from going through.Sun+Water= High Tech Caribbean Luxury At The Cusinart Resort|The Daily Beast|June 11, 2014|DAILY BEAST
Sometimes the heroin can be cut with impurities that make people sick.Legal, Regulated Heroin Could Have Saved Philip Seymour Hoffman|Valerie Vande Panne|February 18, 2014|DAILY BEAST
The acetylene prepared from this substance has a very characteristic odor due to impurities, the chief of these being phosphine.An Elementary Study of Chemistry|William McPherson
This sponge will absorb readily the gross impurities of the water, and can easily be taken out and cleaned once or twice a week.
Impurities in the water, which, through both mechanical and chemical action, destroy exposed metallic surfaces.
The dirty seed, full of dust and other impurities, is heaped up in one corner.Sport and Work on the Nepaul Frontier|James Inglis
Thatch is put over the cones to protect them from the rain, and there they stand till some of the impurities drain away.Diggers in the Earth|Eva March Tappan