: musical composition in a symphonic style
: musical composition of complexity and seriousness of purpose regarded as appropriate to the symphony
… their suspicion of the abstract symphonic genre was deeply rooted enough to provoke calls for a new kind of proletarian symphonism based on mass song. Pauline Fairclough, A Soviet Credo, 2006
: the writing of symphonies
So Debussy and Satie began to seek a way out of the hulking fortresses of Beethovenian symphonism and Wagnerian opera. Alex Ross, The Rest Is Noise, 2007
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