- a protein precipitated from milk, as by rennet, and forming the basis of cheese and certain plastics.
- Fine Arts.
- an emulsion made from a solution of this precipitated protein, water, and ammonia carbonate.
- a paint in which this emulsion is used as a binder.
- a picture produced with this paint and emulsion.
- a phosphoprotein, precipitated from milk by the action of rennin, forming the basis of cheese: used in the manufacture of plastics and adhesives
