vegetable oil - any of a group of liquid edible fats that are obtained from plantsedible fat - oily or greasy matter making up the bulk of fatty tissue in animals and in seeds and other plant tissue cooking oil - any of numerous vegetable oils used in cooking sweet oil - mild vegetable oil when used as food; especially olive or edible rape oil corn oil - oil from the germs of corn grains palm oil - oil from nuts of oil palms especially the African oil palm salad oil - any of several edible vegetable oils that can be used in salad dressings madia oil - used as a substitute for olive oil drying oil - an oil that hardens in air due to oxidation and is often used as a paint or varnish base |