santoor Syllabification: (san·toor)Pronunciation: /sənˈto͝or/ (also santour)Definition of santoor noun an Indian musical instrument like a dulcimer, played by striking it with a pair of small, spoon-shaped wooden hammers. Origin:from Arabic sanṭīr, alteration of Greek psaltērion 'psaltery'santoor in other Oxford dictionaries Definition of santoor in the British & World English dictionary