English > waste matter: 1 sense > noun 1, substance| Meaning | Any materials unused and rejected as worthless or unwanted. |
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| Synonyms | waste, waste material, waste product |
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| Narrower | body waste, excretion, excreta, excrement, excretory product | waste matter (as urine or sweat but especially feces) discharged from the body |
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| effluent, wastewater, sewer water | water mixed with waste matter |
| exhaust, exhaust fumes, fumes | gases ejected from an engine as waste products |
| filth, crud, skank | Any substance considered disgustingly foul or unpleasant |
| garbage, refuse, food waste, scraps | Food that is discarded (as from a kitchen) |
| impurity, dross | worthless or dangerous material that should be removed |
| pollutant | waste matter that contaminates the water or air or soil |
| rubbish, trash, scrap | worthless material that is to be disposed of |
| sewage, sewerage | waste matter carried away in sewers or drains |
| slop | (usually plural) waste water from a kitchen or bathroom / bathroom or chamber pot that has to be emptied by hand |
| toxic waste, toxic industrial waste | poisonous waste materials |
| Broader | material, stuff | The tangible / tangible substance that goes into the makeup of a physical object |
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| Spanish | basura, chatarra, desecho, residuo |
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| Catalan | residu |
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