Pollutant

Generally, any substance introduced into the environment that adversely affects the usefulness of a resource or the health of humans, animals, or ecosystems..

Pollutant

EPER: individual substance or group of substance listed [into a specific selection of substances or category of substances][which can harm or affect the environment]; a potentially harmful agent that occurs in the environment as a result of human action

Pollutant

A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource. A pollutant may cause long- or short-term damage by changing the growth rate of plant or animal species, or by interfering with human amenities, comfort, health, or property values. Some pollutants are...
Found on http://en.wikipedia.org/wiki/Pollutant

Pollutant

(1) Something that pollutes, especially a waste material that contaminates air, soil, or water. (2) Any solute or cause of change in physical properties that renders water unfit for a given use.
Found on http://www.encyclo.co.uk/local/21804

pollutant

noun waste matter that contaminates the water or air or soil
Found on https://www.encyclo.co.uk/local/20974

Pollutant

a chemical or substance that causes harm in the environment
Found on http://www.oasisenviro.co.uk/Glossary%20N%20to%20R.htm

pollutant

A particular chemical or form of energy that can adversely affect the health, survival, or activities of humans or other living organisms.
Found on http://www.daviddarling.info/encyclopedia/P/AE_pollutant.html

pollutant

A substance that contaminates an environment.
Found on http://www.chemicalglossary.net/definition/1302-Pollutant

Pollutant

A substance that has a harmful effect on the health, survival, or activities of humans or other living organisms.
Found on http://www.physicalgeography.net/physgeoglos/p.html

Pollutant

a substance that is present in concentrations that may harm organisms (humans, plants and animals) or exceed an environmental quality standard. The term is frequently used synonymously with contaminant.
Found on http://www.encyclo.co.uk/local/21348

pollutant

An undesired contaminant that results in pollution. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

Pollutant

Generally, any substance introduced into the environment that adversely affects the usefulness of a resource or the health of humans, animals, or ecosystems..
Found on https://www.encyclo.co.uk/local/20094

Pollutant

is, strictly, too much of any substance in the wrong place or at the wrong time
Found on http://www.epaw.co.uk/EPT/glossary.html

Pollutant

Particles, gases, or liquid aerosols in the atmosphere which have an undesirable effect on humans or
Found on http://www.superglossary.com/Glossary/Science/Weather/

pollutant

Particles, gases, or liquid aerosols in the atmosphere which have an undesirable effect on humans or their surroundings. Something unfavorable to health and life that has been added to the environment.
Found on http://www.weather.com/glossary/p.html

pollutant

pollutant Any substance, as certain chemicals or waste products, that renders the air, soil, water, or other natural resource harmful or unsuitable for a specific purpose.
Found on http://www.wordinfo.info/words/index/info/view_unit/1221/

Pollutant

Strictly too much of any substance in the wrong place or at the wrong time is a pollutant. More specifically, atmospheric pollution may be defined as the
Found on http://www.encyclo.co.uk/local/22268

pollutant

Type: Term Pronunciation: pŏ-lū′tănt Definitions: 1. An undesired contaminant that results in pollution.
Found on http://www.medilexicon.com/medicaldictionary.php?t=70757

pollutant

[n] - waste matter that contaminates the water or air or soil
Found on http://www.webdictionary.co.uk/definition.php?query=pollutant
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