impure
Impure (adjective) means Mixed with substances that shouldn't be there; not clean or refined. Example: “The water from the well was impure and had to be boiled before drinking.”
How to use impure
Learner’s notesIn plain EnglishNot pure — either physically contaminated or morally tainted.
Word forms
- Third person singular
- impures
- Past tense
- impured
- Comparative
- more impure
- Superlative
- most impure
Fill the gap
Can you complete this real example?
The water from the well was _____ and had to be boiled before drinking.
Etymology
From Middle French impur, from Latin impūrus.