Unwanted or unusable materials, substances, or by-products. The factory produces a large amount of waste that needs to be disposed of properly.
A region or area that is barren or uninhabited. The explorers ventured into the vast desert waste, searching for signs of life.
The act or instance of using something carelessly or extravagantly. Leaving the lights on all night is such a waste of electricity.
A gradual loss, decay, or deterioration of something, especially through neglect or natural causes. Without regular maintenance, the once-grand mansion has fallen to waste.
Material excreted or eliminated by living organisms, such as urine, feces, or sweat. The treatment plant processes human waste before releasing the water back into the river.