(1887-1977) a US conductor who helped to make classical music more popular in the US. As conductor of the Philadelphia Symphony Orchestra, he directed the music for, and appeared in, the Walt Disney film Fantasia (1940)
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.
Dictionary pictures of the day
Do you know what each of these is called?
Click on any of the pictures above to find out what it is called.