English Reference
noun

purity

n.
US /ˈpjʊɹəti/ UK /pjˈʊɹɪti/ pu·ri·ty UK spelling purities

  1. 01 B2 Upper Intermediate

    the state of being clean and not mixed with anything else.

    the physical state of being free from contaminants, pollutants, or adulterants.

    Simple

    The mountain air was famous for its purity and freshness.

    In context

    The laboratory tests confirmed the purity of the water supply, showing no traces of industrial runoff or bacterial contamination.

  2. 02 B2 Upper Intermediate Religion

    the quality of being morally good or innocent.

    freedom from immorality, sin, or guilt; often used in a spiritual or ethical context.

    Simple

    The white dress was chosen as a symbol of her purity.

    In context

    The monk dedicated his life to the pursuit of spiritual purity, avoiding all worldly distractions and material possessions.

  3. 03 C1 Advanced Technical Science

    how much of a substance is actually what it claims to be.

    the proportion of a specific substance in a sample, often expressed as a percentage.

    Simple

    The gold was tested to ensure its purity before it was sold.

    In context

    The pharmaceutical company must guarantee a high level of chemical purity to ensure the medication is safe for human consumption.

    Usage

    Often used with a percentage or a specific chemical name.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated