Meaning & Definition of word "Pollutant"

to

arrow

    Pollutant

    /pəˈluːtənt/

    noun:

    • 1. A substance that contaminates the environment, especially air, water, or soil, and can cause harm to living organisms.
      • Example: Industrial waste is often a significant pollutant in rivers and lakes.
    • 2. Any substance that makes a clean environment dirty, resulting in adverse effects on health or the ecosystem.
      • Example: The oil spill released a dangerous pollutant into the ocean.
    • 3. Chemical or biological agents that may cause pollution.
      • Example: Carbon monoxide is a harmful air pollutant produced by vehicles.
    • 4. Particles or chemicals released into the atmosphere that can affect air quality.
      • Example: Many cities struggle with air quality due to high levels of urban pollutants.

    Etymology

    From Latin 'pollutio', meaning 'defilement, dirtying'.

    Common Phrases and Expressions

    air pollutant:

    A substance in the air that can harm human health or the environment.

    water pollutant:

    A substance that contaminates water bodies.

    soil pollutant:

    Any harmful substance present in the soil.

    Related Words

    contamination:

    The presence of unwanted substances, often resulting in harmful effects.

    degradation:

    The process of something reducing in quality or breaking down.

    Slang Meanings of pollutant

    Meaning: Gunk

    Example Sentence: Watch out for the gunk in the river; it's full of pollutants.

    Meaning: Filth

    Example Sentence: The air is full of filth, making it hard to breathe.