adjective
- containing unwanted or harmful substances; not clean or pure
- morally wrong or evil; corrupt
- mixed with other elements; not consisting of a single substance
Usage: scientific
Examples
- The water was impure and unsafe to drink.
- Impure air from the factory made breathing difficult.
- The gold sample contained impure metals.
- She felt guilty about her impure thoughts.
- The medicine was recalled due to impure ingredients.
- Scientists tested the impure chemical compound.
- The river became impure from industrial waste.