Origin of pollutantfrom pollut(e) + -ant
Polluted runoff draining into a waterway.
The definition of a pollutant is waste or another contaminants that make something, such as the air or water, unclean.
Toxic waste is an example of a pollutant.
something that pollutes; esp., a harmful chemical or waste material discharged into the water or atmosphere
Something that pollutes, especially a waste material that contaminates air, soil, or water.
A substance or condition that contaminates air, water, or soil. Pollutants can be artificial substances, such as pesticides and PCBs, or naturally occurring substances, such as oil or carbon dioxide, that occur in harmful concentrations in a given environment. Heat transmitted to natural waterways through warm-water discharge from power plants and uncontained radioactivity from nuclear wastes are also considered pollutants.
- This phenomenon is believed to be caused by more than one particular pollutant.
- Plastic bags in the ocean is a well documented water pollutant.
- Anything that churns out harmful smoke, toxins, chemicals, or biological substances into the air is considered a pollutant.
- This makes the smog a secondary pollutant that has its own set of health risks and physical damage to humans.
- What you may not know is that smog is both a direct result of pollution and is a pollutant in its own right.