Why are oilseeds are so called?

Oilseeds are called so because they are specifically cultivated for the extraction of oil from their seeds. These seeds contain a high percentage of oil, which can be extracted for various uses, including cooking, industrial applications, and biofuels. Common examples of oilseeds include soybeans, sunflower seeds, and canola. The term highlights their primary purpose in agriculture and industry as a source of oil.