a : something which is fashioned by casting in the mildew or type: which include (1) : a replica (as of a statue) in steel or plaster : casting (two) : a fossil copy of the main points of a normal item by mineral infiltration b : an impact taken from an item with a liquid or plastic material : mould They made a mask from a wax cast of her deal with.
: a mass of plastic subject fashioned in cavities of diseased organs (as the kidneys) and discharged from the body
to select actors to Perform certain elements within a Perform, movie, here or show, or to choose an actor for an element: