a : a thing that is fashioned by casting inside of a mould or sort: for instance (one) : a copy (as of a statue) in metal or plaster : casting (2) : a fossil reproduction of the main points of the pure object by mineral infiltration b : an effect taken from an item that has a liquid or plastic compound : mildew They manufactured a mask from a wax cast of her confront.
: a mass of plastic issue shaped in cavities of diseased organs (because the kidneys) and discharged from the body
discard indicates the letting go or throwing absent of a thing that is now ineffective or superfluous though usually not intrinsically go here valueless.