Decorticator is a term used to describe a machine that removes the bark, husks, or shells from certain plants and crops. There are various synonyms used to describe a decorticator, and these include peeler, sheller, huller, stripper, and separator. Peeler and sheller generally refer to machines that remove the outer layers of fruit or vegetables, such as peeling potatoes or shelling peas. Huller is a similar term that is used to remove the tough outer layer of nuts or seeds, while stripper refers to machines that strip the outer layer of certain plants, such as tobacco or cotton. Separator refers to machines that separate parts of a mixture, such as removing husks from cereals or separating cream from milk.