Cottonseed cake is a common byproduct of the cottonseed oil extraction process. However, there are several synonyms for this term that are often used interchangeably. Some of these include cotton meal, cottonseed meal, cottonseed flour, and cottonseed feed. These terms all refer to the same product, which is the leftover material after the oil has been extracted from cottonseeds. Cottonseed cake is commonly used in animal feed as a source of protein and energy. It can also be used in the production of fertilizers, and it is sometimes used as an ingredient in human food products such as bread and snack bars.