impurity

Definition of Impurity in English :

1. dross, impurity

worthless or dangerous material that should be removed

Example Sentences:
'there were impurities in the water'

2. impureness, impurity

the condition of being impure

WordNet Lexical Database for English. Princeton University. 2010.

Impurity

noun plural -ties

1.

the quality of being impure

2.

an impure thing, constituent, or element

impurities in the water

3. electronics

a small quantity of an element added to a pure semiconductor crystal to control its electrical conductivity

See also acceptor (sense 2), donor (sense 5)

noun

1.

the state or quality of being impure

2. Word forms: plural imˈpurities

an impure thing or element

n. pl. im·pu·ri·ties

1. The quality or condition of being impure, especially:

a. Contamination or pollution.

b. Lack of consistency or homogeneity; adulteration.

c. A state of immorality; sin.

2. Something that renders something else impure; an inferior component or additive.