oak

Universal Words noun 1 [C,U] (also oak tree) a large tree that produces small nuts called ACORNS, often eaten by animals. Oaks are common in northern countries and can live to be hundreds of years old: a gnarled old oak tree * forests of oak and pine seealsoPOISONOAK 2 [U] the hard wood of the oak tree: oak beams * a carved oak door * This table is made of solid oak.