Ruisdael, Jacob vanPronunciation: /ˈraʊsdɑːl, ˈrɔɪz-, -deɪl/ (also Ruysdael)Definition of Ruisdael, Jacob van (circa 1628–82), Dutch landscape painter. His work demonstrated the possibilities of investing landscape with subtle intimations of mood. Ruisdael, Jacob van in other Oxford dictionaries Definition of Ruisdael, Jacob van in the US English dictionary