a : something that is fashioned by casting in a mildew or variety: including (one) : a reproduction (as of the statue) in metallic or plaster : casting (2) : a fossil copy of the main points of a normal item by mineral infiltration b : an impact taken from an item which has a liquid or plastic substance : mildew They built a mask from a wax cast of her experience.

: a mass of plastic issue shaped in cavities of diseased organs (given that the kidneys) and discharged from the body

discard implies the allowing go or throwing absent of something check here that is becoming worthless or superfluous though usually not intrinsically valueless.