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An unusable or unwanted substance or material produced during or as a result of a process, such as metabolism or manufacturing.
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|Noun||1.||waste product - any materials unused and rejected as worthless or unwanted; "they collect the waste once a week"; "much of the waste material is carried off in the sewers"|
material, stuff - the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"
dross, impurity - worthless or dangerous material that should be removed; "there were impurities in the water"
body waste, excrement, excreta, excretory product, excretion - waste matter (as urine or sweat but especially feces) discharged from the body
pollutant - waste matter that contaminates the water or air or soil
slop - (usually plural) waste water from a kitchen or bathroom or chamber pot that has to be emptied by hand; "she carried out the sink slops"